what is the concentration of silver ions [ag ] in a saturated aqueous solution of ag2co3? the ksp of ag2co3 is 8.4×10−12. group of answer choices 2.05×10−6 m 2.56×10−4 1.28×10−4 2.90×10−6 m

Answers

Answer 1

The concentration of silver ions [[tex]Ag^+[/tex]] in a saturated aqueous solution of [tex]Ag_2CO_3[/tex] can be calculated using the Ksp value of [tex]Ag_2CO_3[/tex], which is [tex]8.4*10^-^1^2[/tex].

The solubility product constant (Ksp) is an equilibrium constant that represents the dissolution of a sparingly soluble salt in water. In this case, we are given the Ksp value of [tex]Ag_2CO_3[/tex], which is [tex]8.4*10^-^1^2[/tex]. [tex]Ag_2CO_3[/tex]dissociates in water to form 2 [tex]Ag^+[/tex]ions and 1 [tex]CO_3^2^-[/tex] ion.

The balanced equation for the dissociation is:

[tex]Ag_2CO_3 (s)[/tex] ⇌ [tex]2 Ag^+ (aq) + CO_3^2^- (aq)[/tex]

At saturation, the concentration of [tex]Ag^+[/tex] ions in the solution will be equal to 'x' (assuming the concentration of [tex]Ag^+[/tex] ions to be 'x' M). Since two [tex]Ag^+[/tex]ions are produced for every molecule of [tex]Ag_2CO_3[/tex] that dissolves, the concentration of [tex]Ag^+[/tex]ions can be expressed as 2x.

Using the Ksp expression for [tex]Ag_2CO_3[/tex], we can write:

Ksp = [tex][Ag^+]^2[CO_3^2^-][/tex]

Substituting the values, we have:

[tex]8.4*10^-^1^2 = (2x)^2[x][/tex]

Simplifying the equation and solving for 'x', we find that the concentration of [tex]Ag^+[/tex] ions in the saturated solution is approximately [tex]2.05*10^-^6M[/tex].

Learn more about silver ions here:

https://brainly.com/question/13890428

#SPJ11


Related Questions

the complete combustion of 0.441 g of a snack bar in a calorimeter (ccal = 6.15 kj/°c) raises the temperature of the calorimeter by 1.63 °c. calculate the food value (in cal/g) for the snack bar.

Answers

The food value (in cal/g) for the snack bar can be calculated using the given information. The food value (in cal/g) for the snack bar is 1.623 cal/g.

Given that the mass of the snack bar, m = 0.441 g The calorimeter constant, ccal = 6.15 kj/°cThe rise in temperature of the calorimeter, ΔT = 1.63 °c We know that the heat evolved by the combustion of the snack bar is absorbed by the calorimeter. Hence, the heat evolved by the combustion of the snack bar = Heat absorbed by the calorimeter From the formula, Q = m × c × ΔTwhere,Q = Heat evolved by the combustion of the snack bar, and c = Specific heat capacity of water = 1 cal/g °c Now,Q = m × c × ΔT = 0.441 g × 1 cal/g °c × 1.63 °c= 0.717cal

Thus, the heat evolved by the combustion of the snack bar is 0.717 cal. Now, the food value of the snack bar (in cal/g) can be calculated by dividing the heat evolved by the mass of the snack bar. Food value = Heat evolved / mass of snack bar= 0.717 cal / 0.441 g= 1.623 cal/g Therefore, the food value (in cal/g) for the snack bar is 1.623 cal/g.

To know more about calorimeter refer to:

https://brainly.com/question/30873343

#SPJ11

2) Balance the redox reaction by inserting the appropriate coefficients.
redox reaction:HNO3+H2S-> NO2+S+H2O

Answers

The balanced redox reaction is: [tex]HNO_{3}[/tex] + [tex]H_{2}S[/tex] -> [tex]NO_{2}[/tex] + S + [tex]H_{2}O[/tex] + 2H+ + e-. To balance the redox reaction: [tex]HNO_{3}[/tex] + [tex]H_{2}S[/tex] -> [tex]NO_{2}[/tex] + S + [tex]H_{2}O[/tex]

We need to ensure that the number of atoms of each element is the same on both sides of the equation, as well as balance the charges. Start by balancing the non-oxygen and non-hydrogen atoms. We have nitrogen (N) and sulfur (S) on both sides, so they are already balanced.

Balance the oxygen atoms by adding water ([tex]H_{2}O[/tex]) molecules. On the left side, we have three oxygen atoms from [tex]HNO_{3}[/tex], so we need three water molecules on the right side: [tex]HNO_{3}[/tex] + [tex]H_{2}S[/tex] -> [tex]NO_{2}[/tex] + S + 3[tex]H_{2}O[/tex]

Balance the hydrogen atoms by adding hydrogen ions (H+) as necessary. On the left side, we have two hydrogen atoms from [tex]H_{2}S[/tex], so we add two hydrogen ions on the right side: [tex]HNO_{3}[/tex] + [tex]H_{2}S[/tex] -> [tex]NO_{2}[/tex] + S + 3[tex]H_{2}O[/tex] + 2H+

Finally, balance the charges by adding electrons (e-) as necessary. On the left side, the nitrate ion ([tex]NO_{3-}[/tex]) has a charge of -1, so we need to add one electron on the right side: [tex]HNO_{3}[/tex] + [tex]H_{2}S[/tex] -> [tex]NO_{2}[/tex] + S + 3[tex]H_{2}O[/tex] + 2H+ + e-

The balanced redox reaction is: [tex]HNO_{3}[/tex] + [tex]H_{2}S[/tex] -> [tex]NO_{2}[/tex] + S + 3[tex]H_{2}O[/tex] + 2H+ + e-

To know more about redox reaction, refer here:

https://brainly.com/question/13293425#

#SPJ11

a poorly planned crossed aldol reaction can produce how many different aldol regioisomers?

Answers

A poorly planned crossed aldol reaction can produce four different aldol regioisomers.

An aldol reaction is a method for synthesizing new carbon–carbon bonds in organic chemistry. It occurs between an enolate and a carbonyl group. In a crossed aldol reaction, the reactants come from two distinct molecules. When an aldehyde or a ketone is reacted with another carbonyl compound, a crossed aldol reaction occurs.

In this reaction, two different carbonyl compounds are combined. The nucleophilic enolate of one carbonyl compound reacts with the electrophilic carbonyl carbon of another carbonyl compound. It yields a new β-hydroxy carbonyl compound. The following are some examples of a poorly planned crossed aldol reaction: The production of aldol regioisomers is possible when the reaction is poorly planned.

To know more about regioisomers visit:

https://brainly.com/question/31434808

#SPJ11

a)which two hydrogen atoms of salicylic acid are most likely to be acidic? which hydrogen atoms of methyl salicylate would you expect to be acidic? b)based on your answer to a draw the structure of the white solid that forms immediately after NaOH and methyl salicylate are combined and write an equation for its formation.

Answers

when NaOH reacts with methyl salicylate, the product is sodium methyl salicylate and water.

(a)Salicylic acid is a simple compound with one carboxyl group and one hydroxyl group. The hydrogen atom bonded to the oxygen atom of the carboxyl group (–COOH) is more acidic than the hydrogen atom bonded to the oxygen atom of the hydroxyl group (–OH).

Because of its proximity to the electronegative oxygen and the resultant weakening of the C–H bond, hydrogen atoms on the hydroxyl groups of the salicylic acid are more acidic than the hydrogen atoms on the methyl salicylate. So, the hydrogen atom of the hydroxyl group at C-2 is the most acidic in salicylic acid.

The hydrogen atom on the methyl group (CH3) at C-8 is the most acidic in methyl salicylate.

(b)When NaOH and methyl salicylate are mixed, sodium methylsalicylate, a white solid, is produced immediately.The reaction equation is:

NaOH + CH3OC6H4COOH ⟶ CH3OC6H4COONa + H2O

Therefore, when NaOH reacts with methyl salicylate, the product is sodium methyl salicylate and water.

learn more about Salicylic acid here

https://brainly.com/question/14711636

#SPJ11

The Kspsp of lead(II) carbonate, PbCO3, is 7.40×10−147.40×10−14. Calculate the molar solubility, , of this compound.

Answers

The molar solubility of lead(II) carbonate (PbCO3) is approximately 8.60×10^(-8) M.

The balanced equation for the dissolution of lead(II) carbonate is:

PbCO3(s) ⇌ Pb2+(aq) + CO3^2-(aq)

The equilibrium expression for the solubility is:

Ksp = [Pb2+][CO3^2-]

Since the stoichiometric ratio between Pb2+ and CO3^2- in the balanced equation is 1:1, the concentration of Pb2+ and CO3^2- will be the same, and we can represent it as x.

Therefore, the equilibrium expression becomes:

Ksp = x * x

Substituting the given value of Ksp (7.40×10^(-14)) into the equation:

7.40×10^(-14) = x^2

To solve for x, take the square root of both sides:

x = √(7.40×10^(-14))

Using a calculator, we find:

x ≈ 8.60×10^(-8)

The molar solubility of lead(II) carbonate (PbCO3) is approximately 8.60×10^(-8) M.

Click the below link, to learn more about molar solubility:

https://brainly.com/question/31435315

#SPJ11

0.10 mol of argon gas is admitted to an evacuated container (50cm3) at 20 degrees
Celsius. The gas then undergoes heating at constant volume to a temperature of 300 degrees Celsius. The heat is removed and the container is allowed to expand to twice its volume, while maintaining a constant pressure.

a) What is the final pressure of the gas?
b) What is the final temperature of the gas?
c) Draw the p-V diagram for this process. Be sure to include scales on the axes.
d) How much work was done by the gas?

Answers

The final pressure of the gas is approximately 0.98 atm, the final temperature of the gas is approximately 1180K, the p-V diagram for the process is shown above, and the work done by the gas is approximately -49 J.

a) To find the final pressure of the gas, we will use the following equation:

P1V1/T1 = P2V2/T2,

where P1 = P2 (constant pressure), V1 = 50cm3, T1 = 20°C + 273.15 = 293.15K, T2 = 300°C + 273.15 = 573.15K, and V2 = 2 × V1 = 100cm3.

P1V1/T1 = P2V2/T2P2 = P1V1T2/V2T1= 1 × 50 × 573.15/100 × 293.15 ≈ 0.971 atm ≈ 0.98 atm (2 significant figures)

b) To find the final temperature of the gas, we will use the ideal gas law:

PV = nRT, where P = 0.971 atm

(from part a), V = 100 cm3, n = 0.10 mol, and R = 0.082 L atm/mol K.T = PV/nR= 0.971 × 100/0.10 × 0.082 = 1182.9K ≈ 1180K (2 significant figures)

c) The p-V diagram for this process is shown below:

d) To find the work done by the gas, we will use the formula:

w = -PΔV,

where ΔV = V2 - V1 = 100 - 50 = 50 cm3 (since the volume doubles), and

P = 0.971 atm (from part a).

w = -PΔV= -0.971 × 50 = -48.55 J or -49 J (2 significant figures)

Thus, the final pressure of the gas is approximately 0.98 atm, the final temperature of the gas is approximately 1180K, the p-V diagram for the process is shown above, and the work done by the gas is approximately -49 J.

To know more about p-V diagram visit:

https://brainly.com/question/13327155

#SPJ11

suppose the gas resulting from the sublimation of 1.00 g carbon dioxide is collected over water at 25.0ºc into a 1.00 l container.

Answers

According to the given information, the volume of the container used for collecting carbon dioxide gas is 1.00 L, and the temperature of water is 25.0 °C.

Water vapor is present in the gas collected over water at a temperature of 25.0 °C. To determine the mass of carbon dioxide gas collected, we must first determine the number of moles of water vapor and subtract it from the total number of moles of gas collected.

The following steps show how to calculate the mass of carbon dioxide gas collected.  Determine the pressure of water vapor above the water The vapor pressure of water at 25.0 °C is 23.8 mmHg. Therefore, the total pressure of gas collected above the water is 760 + 23.8 = 783.8 mmHg.

To know more about temperature visit:

https://brainly.com/question/15520591

#SPJ11

Construct the expression for Ksp for solid Ba3(PO4)2 in aqueous solution. Ba3(PO4)2(s) = 3 Baz*(aq) + 2 PO43-(aq) 1 Based on your knowledge of how the solid will dissociate in aqueous solution, use the tiles to form the expression. Кsp

Answers

The expression for Ksp for solid Ba3(PO4)2 in aqueous solution is given by Ksp = [Ba2+]3[PO43-]2.

The chemical equation for the dissociation of solid barium phosphate in aqueous solution is given by:

Ba3(PO4)2(s) ⇌ 3Ba2+(aq) + 2PO43-(aq)

So, the expression for the solubility product of barium phosphate (Ba3(PO4)2) can be defined asKsp

= [Ba2+]3[PO43-]2

where,Ksp is the solubility product[Ba2+] is the concentration of barium ion in moles per liter[PO43-] is the concentration of phosphate ion in moles per liter

Thus, the expression for Ksp for solid Ba3(PO4)2 in aqueous solution is given by Ksp

= [Ba2+]3[PO43-]2.

A brief about Solubility Product Constant (Ksp)The product of molar concentration of the ions raised to the power of their stoichiometric coefficient in a chemical equation of a substance that is in a state of equilibrium with an electrolyte solution is defined as Solubility product constant. The equilibrium constant expression for the dissolving process is called the solubility product expression. The concentration of the undissolved solid is assumed to remain constant at the equilibrium.

To know more about aqueous solution visit:

https://brainly.com/question/1382478

#SPJ11

balance the following equation in acidic solution using the lowest possible integers and give the coefficient of water. cl2(aq) h2s(aq) → s cl-(aq)

Answers

The balanced chemical equation in acidic solution using the lowest possible integers is : Cl2(aq) + H2S(aq) → S + 2Cl-(aq) + 2H+ (aq). The coefficient of water is 0.

The given chemical equation above is an unbalanced equation. It is needed to balance it so that the number of atoms on both the reactant and the product sides should be equal.

There are two methods for balancing a chemical equation: The ion-electron or the half-reaction method, and the algebraic method.The ion-electron method is useful for reactions in the presence of acid or base and the algebraic method is useful for reactions without acid or base. In this question, the ion-electron method is used.

In the given reaction above, there are two atoms of chlorine on the reactant side and one atom of chlorine on the product side. To balance the atoms of chlorine on both sides, we can add two Cl- ions to the product side. On the other hand, there are two hydrogen atoms and one sulfur atom on the reactant side, so we can add two H+ ions and a sulfur atom to the product side to balance the hydrogen and sulfur atoms respectively.

Thus, the balanced chemical equation in acidic solution using the lowest possible integers is :Cl2(aq) + H2S(aq) → S + 2Cl-(aq) + 2H+ (aq) and the coefficient of water is 0.

To learn more about balanced chemical equation :

https://brainly.com/question/26694427

#SPJ11

When 3.132 grams of a hydrocarbon, CxHy, were burned in a combustion analysis apparatus, 9.827 grams of CO2 and 4.024 grams of H2O were produced.

In a separate experiment, the molar mass of the compound was found to be 28.05 g/mol. Determine the empirical formula and the molecular formula of the hydrocarbon.

Empirical Formula: ?
Molecular Formula: ?

Answers

The empirical formula of the hydrocarbon is CH and the molecular formula of the hydrocarbon is C2H4.

The molar mass of CmHn can be calculated by using the atomic masses of carbon and hydrogen.

Thus,molar mass of CmHn = m(C) x m + m(H) x nwhere m(C) and m(H) are the atomic masses of carbon and hydrogen respectively. m(C) = 12.01 g/mol and m(H) = 1.008 g/mol.

Substituting these values in the above equation,molar mass of CmHn = 12.01m + 1.008n g/mol.

Also, given molar mass of the compound, CxHy = 28.05 g/mol.

Hence, number of moles of the compound, CxHy can be calculated by dividing its mass by its molar mass.

Thus,number of moles of CxHy = 3.132 / 28.05 molesNow, the empirical formula of the hydrocarbon can be determined by dividing the number of moles of carbon and hydrogen in CxHy by their least common multiple.

Let the number of moles of carbon and hydrogen in CmHn be x and y respectively, and their least common multiple be l.

Thus,x/l = number of moles of carbon in CxHy / number of moles of CxHy= 9.827 / 44.01 = 0.2233y/l = number of moles of hydrogen in CxHy / number of moles of CxHy= 4.024 / 18.03 = 0.2233.

Dividing x and y by 0.2233, we get,x = 1, y = 1.

Therefore, the empirical formula of the hydrocarbon is CH.

To find the molecular formula of the hydrocarbon, we need to find the value of n in CnH2n.

For this, we need to find the molecular mass of the hydrocarbon.

The molecular mass of the hydrocarbon is given by,molecular mass of hydrocarbon = n x empirical formula mass of hydrocarbon= n x (12.01 + 2 x 1.008) g/mol= n x 14.026 g/mol.

Dividing the molar mass of the hydrocarbon by its empirical mass, we get,molecular mass of hydrocarbon / empirical mass of hydrocarbon= n x 14.026 / (12.01 + 2 x 1.008)= n x 1.164= 28.05 / 14.026= 2.

Hence, n = 2. Therefore, the molecular formula of the hydrocarbon is C2H4.

For more questions on hydrocarbon

https://brainly.com/question/7509853

#SPJ8

Before a strong base is applied, we must__. a Activate the alcohol. СЬ. Oxidize the alcohol. C. Perform a radical halogenation reaction. Deprotonate the alcohol. e.Reduce the alcohol.

Answers

Before a strong base is applied, we must deprotonate the alcohol. Deprotonation is a chemical reaction that entails the loss of a proton (H+) by an atom or molecule, frequently resulting in the formation of the corresponding conjugate base.

Deprotonation is usually utilized to generate a nucleophile for substitution or elimination reactions in organic chemistry. The strength of the conjugate acid of the nucleophile determines the basicity of the nucleophile. Deprotonation of an alcohol occurs when a strong base, such as sodium hydride (NaH), potassium hydroxide (KOH), or sodium alkoxide, is introduced to an alcohol.

The hydrogen atom attached to the oxygen atom is taken out as a proton when a strong base is added to an alcohol. After that, the deprotonated oxygen atom becomes a strong nucleophile, ready to attack the carbonyl carbon of the carbonyl compound with which it is reacted.

To know more about nucleophile visit:-

https://brainly.com/question/10702424

#SPJ11

Bismuth oxide reacts with carbon to form bismuth metal: Bi2O3(s) + 3C(s) → 2Bi(s) + 3CO(g) When 661 g of Bi2O3 reacts with excess carbon, (a) how many moles of Bi form? mol Bi (b) how many grams of CO form?

Answers

The reaction between bismuth oxide ([tex]Bi_2O_3[/tex]) and carbon (C) produces bismuth (Bi) and carbon monoxide (CO). The number of moles of Bi formed is  1.42 mol and the mass of CO produced is  59.67 g,

To calculate the number of moles of Bi formed, we need to convert the given mass of [tex]Bi_2O_3[/tex] to moles using its molar mass. The molar mass of [tex]Bi_2O_3[/tex]can be determined by summing the atomic masses of bismuth (Bi) and oxygen (O), which are approximately 208.98 g/mol and 16.00 g/mol respectively. Therefore, the molar mass of [tex]Bi_2O_3[/tex] is 208.98 g/mol + (3 * 16.00 g/mol) = 465.96 g/mol.

Using the molar mass of [tex]Bi_2O_3[/tex], we can calculate the number of moles of Bi by dividing the given mass of [tex]Bi_2O_3[/tex] (661 g) by its molar mass: 661 g / 465.96 g/mol = 1.42 mol Bi.

To determine the mass of CO formed, we need to use the stoichiometric coefficients from the balanced equation. From the equation, we can see that the ratio of Bi to CO is 2:3. Therefore, for every 2 moles of Bi formed, 3 moles of CO are produced.

Since we have determined that 1.42 mol of Bi is formed, we can set up a proportion to find the corresponding amount of CO: (1.42 mol Bi / 2 mol Bi) * 3 mol CO = 2.13 mol CO.

Finally, we can convert the moles of CO to grams by multiplying it by its molar mass. The molar mass of CO is calculated by adding the atomic masses of carbon (C) and oxygen (O), which are approximately 12.01 g/mol and 16.00 g/mol respectively. Thus, the molar mass of CO is 12.01 g/mol + 16.00 g/mol = 28.01 g/mol.

Multiplying the number of moles of CO (2.13 mol) by its molar mass, we find- 2.13 mol CO × 28.01 g/mol = 59.67 g CO.

Therefore, the reaction of 661 g of [tex]Bi_2O_3[/tex] with excess carbon produces approximately 1.42 mol of Bi and 59.67 g of CO.

Learn more about stoichiometric coefficients here:

https://brainly.com/question/32088573

#SPJ11

the volume of a sample of ethane, c2h6, is 2.10 l at 443 torr and 30 °c. what volume will it occupy at standard temperature and pressure (stp)?

Answers

The volume of ethane gas at standard temperature and pressure is 2.46 L.

The given pressure and temperature are not in standard conditions. So, we have to use the ideal gas law to find the new volume of the gas in standard conditions. The ideal gas law is PV = nRT. where

P = pressure

V = volume

T = temperature

n = number of moles of gas

R = ideal gas constant

The values of P, V, n, and T of a gas can be used to calculate the other properties. Standard conditions are defined as a pressure of 1 atm (760 torr) and a temperature of 273.15 K (0 °C).

The steps to solve the given problem: We will find the number of moles of ethane gas. We will find the new volume of the gas in standard conditions. We are given;

Pressure, P1 = 443 torr

Volume, V1 = 2.10 L

Temperature, T1 = 30 °C = 30 + 273.15 = 303.15 K

Pressure, P2 = 1 atm

Volume, V2 = ?

Temperature, T2 = 0 °C = 0 + 273.15 = 273.15 K

Number of moles, n = ?

The ideal gas law can be written as;

P1V1 = nRT1

where R = 0.0821 L·atm/K·mol

P2V2 = nRT2

where R = 0.0821 L·atm/K·mol

To find the number of moles of ethane gas;

n = P1V1/RT1 = (443 torr) × (2.10 L) / (0.0821 L·atm/K·mol) × (303.15 K)= 0.102 mol

Now, we can find the new volume of the gas in standard conditions;

P2V2 = nRT2V2 = nRT2 / P2 = (0.102 mol) × (0.0821 L·atm/K·mol) × (273.15 K) / (1 atm)= 2.46 L

You can learn more about ethane gas at: brainly.com/question/21220876

#SPJ11

Substituting the given values

,P₁ = 443 Torr, V₁ = 2.10 L, T₁ = (30 + 273.15) K = 303.15 KP₂ = 1 atm,

T₂ = 273.15 KV₂ = P₁V₁T₂/P₂T₁V₂ = (443 Torr x 2.10 L x 273.15 K)/(1 atm x 303.15 K)V₂ = 1.87 L

The volume that the sample of ethane, C2H6, will occupy at

STP is 1.87 L.

The volume of a sample of ethane, C2H6, is 2.10 L at 443 Torr and 30°C. What volume will it occupy at standard temperature and pressure (STP)?The question is a 100 word question. Thus, the answer should not exceed more than 100 words.The given information can be summarized as follows:Volume

(V₁) = 2.10 LT = 30 °CPressure (P₁) = 443 TorrVolume

(V₂) = ?T₂ = 0 °CP₂ = 1 atm (at STP)

Using the combined gas law formula, we can calculate the volume (V₂) of the ethane sample at STP.i.e., P₁V₁/T₁ = P₂V₂/T₂Substituting the given values,

P₁ = 443 Torr, V₁ = 2.10 L, T₁ = (30 + 273.15) K = 303.15 KP₂ = 1 atm, T₂ = 273.15 KV₂ = P₁V₁T₂/P₂T₁V₂ = (443 Torr x 2.10 L x 273.15 K)/(1 atm x 303.15 K)V₂ = 1.87 L

The volume that the sample of ethane, C2H6, will occupy at STP is 1.87 L.

To know more about ethane visit:

https://brainly.com/question/30214217

#SPJ11

will the followoing increase the percent of acetic acid reacts and produces ch3co2

Answers

Increasing the concentration of acetic acid in a reaction can lead to a higher percentage of acetic acid reacting and producing [tex]CH_3CO_2[/tex].

In a chemical reaction, the concentration of reactants plays a crucial role in determining the extent of the reaction. By increasing the acetic acid concentration, more acetic acid molecules will be present in a given volume. This higher concentration leads to a more significant number of collisions between acetic acid molecules, increasing the chances of successful collisions that result in the formation of [tex]CH_3CO_2[/tex].

Additionally, an increased concentration of acetic acid can shift the equilibrium of the reaction towards the formation of [tex]CH_3CO_2[/tex]. Le Chatelier's principle states that if the concentration of a reactant is increased, the equilibrium will shift in the direction that consumes that reactant. Thus, by increasing the concentration of acetic acid, the equilibrium will favour the forward reaction, resulting in a higher percentage of acetic acid reacting and producing [tex]CH_3CO_2[/tex].

Learn more about acetic acid here:

https://brainly.com/question/31751070

#SPJ11

7. Calculate the change in entropy when one mole of ideal gas is compressed isothermally from 1 atm to 100 atm by exploiting Maxwell relations.

Answers

When one mole of ideal gas is compressed isothermally from 1 atm to 100 atm, the change in entropy is 19.14 J/mol K. This is because the entropy of a system increases when it is compressed isothermally.

Maxwell relations relate the partial derivatives of thermodynamic quantities. They can be used to calculate the change in entropy during the isothermal compression of one mole of an ideal gas from 1 atm to 100 atm.

In this case, we can use the following Maxwell relation:

[tex]\begin{equation}\Delta S = 1 \times 8.314 \frac{\text{J}}{\text{mol K}} \times \ln \left( \frac{100 \text{ atm}}{1 \text{ atm}} \right)[/tex]

where:

S is the entropy

P is the pressure

T is the temperature

V is the volume

The partial derivative of pressure with respect to temperature at constant volume can be calculated using the ideal gas law:

[tex]\begin{equation}\frac{dP}{dT}_V = \frac{nR}{V}[/tex]

where:

n is the number of moles of gas

R is the ideal gas constant

The change in volume can be calculated from the initial and final pressures and temperatures:

[tex]\begin{equation}dV = \frac{P_2 - P_1}{T}[/tex]

where:

[tex]P_1[/tex] is the initial pressure

[tex]P_2[/tex] is the final pressure

Substituting these equations into the Maxwell relation, we get:

[tex]\begin{equation}dS = \frac{nR}{V} \cdot \frac{P_2 - P_1}{T}[/tex]

We can then simplify this equation to get:

[tex]\begin{equation}\Delta S = nR \cdot \ln \left( \frac{P_2}{P_1} \right)[/tex]

Plugging in the values for n, R, [tex]P_1[/tex], and [tex]P_2[/tex], we get:

ΔS = 1 * 8.314 J/mol K * ln(100 atm / 1 atm)

ΔS = 19.14 J/mol K

Therefore, the change in entropy when one mole of ideal gas is compressed isothermally from 1 atm to 100 atm is 19.14 J/mol K.

To know more about the Maxwell relation refer here :

https://brainly.com/question/32360767#

#SPJ11

when d-threose is treated with nabh4/h2o, it forms _______. a racemic mixture of alditols a meso alditol an optically active alditol an optically active aldonic acid none of these

Answers

When d-threose is treated with [tex]NaBH_4/H_2O[/tex], it forms a racemic mixture of alditols. The reduction of d-threose with [tex]NaBH_4/H_2O[/tex] results in the formation of a racemic mixture of alditols.

When d-threose, which is a sugar with four carbon atoms, is treated with sodium borohydride ([tex]NaBH_4[/tex]) in the presence of water ([tex]H_2O[/tex]), it undergoes reduction. [tex]NaBH_4[/tex]is a strong reducing agent commonly used to convert carbonyl groups (such as aldehydes or ketones) to alcohol. In this reaction, the carbonyl group of d-threose is reduced to an alcohol-functional group.

The reduction of d-threose with [tex]NaBH_4/H_2O[/tex] results in the formation of a racemic mixture of alditols. A racemic mixture means that an equal amount of two enantiomers, which are mirror images of each other, are produced. In this case, the two enantiomers of the alditol formed are present in equal amounts.

Learn more about d-threose here:

https://brainly.com/question/30327264

#SPJ11

a random sample of 81 credit card sales showed a sample standard deviation of $55. a 90onfidence interval estimate of the population variance is

Answers

The 90% confidence interval estimate of the population variance is (25399.16, 41905.87) when the standard deviation of a random sample of 81 credit card sales is $55$.

The formula for a confidence interval estimate for a population variance is:$$\begin{aligned} \left(\frac{(n-1)s^2}{\chi^2_{\alpha/2, n-1}}, \frac{(n-1)s^2}{\chi^2_{1-\alpha/2, n-1}}\right) \end{aligned}$$where $\chi^2_{\alpha/2, n-1}$ and $\chi^2_{1-\alpha/2, n-1}$ are the upper and lower critical values of a chi-square distribution with $n-1$ degrees of freedom at the $\alpha/2$ and $1-\alpha/2$ percentiles, respectively.

Using a chi-square distribution table or calculator, the critical values can be found as:$\begin{aligned} & \chi^2_{\alpha/2, n-1} = \chi^2_{0.05, 80}

= 102.972 \\ & \chi^2_{1-\alpha/2, n-1}

= \chi^2_{0.95, 80}

= 65.155 \end{aligned}$Substituting the given values into the formula above yields:$$\begin{aligned} \left(\frac{(81-1)55^2}{102.972}, \frac{(81-1)55^2}{65.155}\right) &

= \left(25399.16, 41905.87\right) \end{aligned}$$

To know more about population  visit:-

https://brainly.com/question/15889243

#SPJ11

Calculate the standard cell potential for the following electrochemical cells ni2 (aq) mg(s)→ni(s) mg2 (aq) express your answer in volts using two decimal places.

Answers

The standard cell potential for the given electrochemical cell is 2.14 V.

Given electrochemical cells: $$Ni^{2+}(aq) + Mg(s) \right arrow Ni(s) + Mg^{2+}(aq)$$To calculate the standard cell potential of this electrochemical cell, we can use the formula: Standard cell potential ($E_{cell}^{o}$) = Reduction potential of cathode - Reduction potential of anode Reduction potential of cathode: The reduction potential of cathode is given by the reduction potential of Ni2+.

The half-cell reaction for Ni2+ is given below:$$Ni^{2+}(aq) + 2e^{-} \right arrow Ni(s)$$$$E^{o}_{red} = -0.23V$$Note: In reduction potential, the species with higher reduction potential will reduce and it acts as a cathode. Therefore, the Ni2+ ion reduces to Ni to form Ni(s) and acts as a cathode. Reduction potential of anode: The reduction potential of anode is given by the reduction potential of Mg2+.

To know more about electrochemical visit:

https://brainly.com/question/31606417

#SPJ11

how does an increase in the temperature of a chemical reaction affect the reaction rate?

Answers

An increase in the temperature of a chemical reaction affects the reaction rate by speeding up the reaction. This is the main answer.

:The increase in temperature leads to a rise in the kinetic energy of the reactant particles. Hence, the number of collisions among the particles increases with an increase in temperature, causing more successful collisions. When successful collisions increase, the reaction rate of the reaction increases too.The particles of the reactants require a certain minimum amount of energy to react.

The increase in temperature gives the reactant particles the required activation energy to break the chemical bonds and form the new ones. As a result, the rate of the reaction increases as the temperature of the reaction increases.The Arrhenius equation explains the temperature dependence of the reaction rate, and the activation energy is the energy that particles require to undergo a chemical reaction.

To know more about  chemical reaction visit:

https://brainly.com/question/22817140

#SPJ11

Draw the product formed when (S)-butan-2-ol is treated with TsCl Draw the product of the above alkyl tosylate when treated with NaOH.

Answers

When (S)-butan-2-ol is treated with TsCl, it leads to the formation of (S)-butan-2-yl tosylate as the main product. This is because, when alcohols are treated with Tosyl Chloride, they undergo tosylation, which leads to the formation of tosylates.

Tosylates are excellent leaving groups and can undergo nucleophilic substitution reactions easily. The reaction mechanism is as follows:Explanation:In the given question, (S)-butan-2-ol is treated with TsCl. Here, TsCl stands for Tosyl Chloride. When TsCl reacts with alcohol in the presence of a weak base, the -OH group in the alcohol gets protonated, making it a better leaving group and resulting in the formation of an alkyl tosylate

.The product of the above alkyl tosylate, when treated with NaOH, can be obtained as follows:NaOH is a strong base, and hence, when it is added to the alkyl tosylate, it acts as a nucleophile. It attacks the tosylate group and leads to the displacement of the tosylate group by the OH group, resulting in the formation of an alcohol as the final product.The reaction mechanism is as follows:Therefore, the product of the above alkyl tosylate, when treated with NaOH, is an alcohol.

To know more about TsCl visit:

https://brainly.com/question/32072954

#SPJ11

in the sum of 54.34 45.66, the number of significant figures is

Answers

The sum of 54.34 45.66 is 100.00. The number of significant figures in this sum is 4.  For addition and subtraction of significant figures, you should consider the decimal reaction place.

Significant figures are important in expressing and representing accuracy and precision in measurements. It is the digits in a measurement that carry meaning contributing to the accuracy of the quantity. For addition and subtraction of significant figures, you should consider the decimal place.

In the sum of 54.34 and 45.66, when you add up 54.34 and 45.66, it gives 100.00. This is because the numbers have been rounded off to two decimal places, and when added, it results in 100.00. The number of significant figures in the sum is 4.

To know more about reaction visit:

https://brainly.com/question/30464598

#SPJ11

the ground-state electron configuration of the element ________ is [kr]5s14d5.

Answers

The ground-state electron configuration of the element Ir (Iridium) is [kr] 5s14d5. Electron configuration is the distribution of electrons of an atom or molecule in atomic or molecular orbitals.

An atom's electron configuration is the number of electrons in each of its energy levels, listed in order of increasing energy levels. When we say that the electron configuration of an atom is 2s22p6, we mean that it has 2 electrons in the 2s subshell and 6 electrons in the 2p subshell. Iridium (Ir) is a chemical element with the symbol Ir and atomic number 77.

In the periodic table, it is a d-block element, which means that its electrons are added to the d sublevel. The electron configuration of Iridium (Ir) is: [Kr]5s14d5 (ground state electron configuration). Therefore, the ground-state electron configuration of the element Ir (Iridium) is [kr]5s14d5.

To know more about electrons visit:-

https://brainly.com/question/18367541

#SPJ11

What is the enthalpy change during the process in which 100.0 g of water at 50.0 °C is cooled to ice at –30.0 °C?

Answers

When 100.0g of water is cooled from 50°C to –30°C, its enthalpy change can be calculated using the formula, ΔH = mcΔT, where ΔH is the enthalpy change, m is the mass of the substance, c is its specific heat capacity, and ΔT is the temperature change.

There are three phases of water: solid, liquid, and gas. The specific heat capacity of water varies based on the phase of the water. Since the water goes from the liquid to the solid state during this process, two specific heat capacities should be used: the specific heat capacity of water (liquid) and the specific heat capacity of ice (solid).The following information is provided: Mass of water = 100.0g. Initial temperature of water, T1 = 50.0 °C. Final temperature of ice, T2 = –30.0 °C.

Specific heat capacity of water, c1 = 4.184 J g-1 °C-1Specific heat capacity of ice, c2 = 2.108 J g-1 °C-1To calculate the enthalpy change during this process, the temperature change must be calculated first. ΔT = T2 - T1ΔT = –30.0 °C - 50.0 °CΔT = –80.0 °C. Now that ΔT has been calculated, the enthalpy change can be calculated using the formula:ΔH = mcΔT. Let's first calculate the amount of energy released by the water during the cooling process:ΔH1 = mc1ΔTΔH1 = 100.0 g x 4.184 J g-1 °C-1 x (–80.0 °C)ΔH1 = –33,548 J.

The negative sign indicates that energy was released by the water during the cooling process. The magnitude of ΔH1 is 33,548 J.Next, let's calculate the amount of energy required to convert the cooled water into ice at –30.0°C:ΔH2 = mc2ΔTΔH2 = 100.0 g x 2.108 J g-1 °C-1 x (–30.0 °C)ΔH2 = 6,324 J. The positive sign indicates that energy must be added to the water to convert it into ice. The magnitude of ΔH2 is 6,324 J.

The enthalpy change for the entire process can be calculated by summing up the energy changes:ΔH = ΔH1 + ΔH2ΔH = –33,548 J + 6,324 JΔH = –27,224 J. Therefore, the enthalpy change during the process in which 100.0 g of water at 50.0 °C is cooled to ice at –30.0 °C is –27,224 J.

To know more about enthalpy change visit:

https://brainly.com/question/29556033

#SPJ11

Name the two ways that remove the most carbon dioxide from the atmosphere. Carbon dioxide combines with water to form a single product. Name that product (label it as product #1). That product also reacts with water to produce hydronium ion and _ Name the other product of the second reaction (label it as product #2). BRIEFLY: How do these two reactions affect ocean pH?

Answers

Two ways that remove the most carbon dioxide from the atmosphere are photosynthesis and dissolution. Photosynthesis is the process by which plants absorb carbon dioxide, water, and light to produce energy in the form of glucose and oxygen gas.

Dissolution is the process of carbon dioxide dissolving in seawater, which causes the pH of seawater to decrease.Carbon dioxide combines with water to form carbonic acid, which is the product #1.Carbonic acid also reacts with water to produce hydronium ion and bicarbonate ion.

The bicarbonate ion is the other product of the second reaction, labeled as product #2.The two reactions cause the pH of seawater to decrease. This is due to the increase in the concentration of hydrogen ions (H+) as more carbon dioxide is dissolved. The increase in acidity of seawater can harm marine organisms that require a certain pH range to survive.

To know more about carbon dioxide visit:

https://brainly.com/question/3049557

#SPJ11

be sure to answer all parts. how many electrons in an atom can have each of the following quantum number or sublevel designations? (a) n = 2, l = 1 (b) 3d (c) 4s

Answers

Quantum numbers and sublevel designations are essential in understanding the electron configuration of atoms. (a) 2p sublevel can have 6 electrons, (b) 3d sublevel can have 10 electrons, and (c) 4s sublevel can have 2 electrons.

(a) For the quantum numbers n = 2 and l = 1, the sublevel designation is 2p. Each p sublevel can hold up to 6 electrons. Therefore, the number of electrons with the given quantum numbers is 6.

(b) The sublevel designation 3d corresponds to the d sublevel in the third principal energy level (n = 3). The d sublevel can accommodate a maximum of 10 electrons. Hence, in the 3d sublevel, there can be a total of 10 electrons.

(c) The sublevel designation 4s represents the s sublevel in the fourth principal energy level (n = 4). The s sublevel can hold a maximum of 2 electrons. Therefore, in the 4s sublevel, there can be a maximum of 2 electrons.

To know more about quantum numbers, refer to the link:

https://brainly.com/question/19346628#

#SPJ11

dna labeling rearrange the steps to indicate the correct order:

Answers

The correct order for DNA labeling using the provided steps is C, B, D, A, E. So, the correct option is B.

DNA labeling refers to the technique of inserting a detectable label or marker into DNA molecules, in order to visualize, measure or track a particular DNA sequence or molecule. Attaching fluorescent dyes, radioactive isotopes, enzymes, or other compounds that give a specific signal to the DNA can be used to label the DNA.

The correct order for DNA labeling:

Denature the DNA sample by heating it to a high temperature.Add the DNA sample to a reaction mixture containing dNTPs and primers.Cool the reaction mixture to allow primers to anneal to the DNA template.Incubate the DNA sample with a labeled nucleotide and DNA polymerase.Perform PCR amplification to replicate the labeled DNA.

Therefore, the correct option is B.

Learn more about DNA samples, here:

https://brainly.com/question/30154339

#SPJ4

Your question is incomplete, most probably the complete question is:

Rearrange the steps below to indicate the correct order for DNA labeling:

A) Incubate the DNA sample with a labeled nucleotide and DNA polymerase.

B) Add the DNA sample to a reaction mixture containing dNTPs and primers.

C) Denature the DNA sample by heating it to a high temperature.

D) Cool the reaction mixture to allow primers to anneal to the DNA template.

E) Perform PCR amplification to replicate the labeled DNA.

Options:

a) A, B, C, D, E

b) C, B, D, A, E

c) C, D, B, A, E

d) B, C, D, A, E

The steps involved in DNA labeling are

DNA helicase breaks hydrogen bonds and unwinds DNAReplication fork is formed.DNA polymerase adds free nucleotides to the leading and lagging strand2 new DNA molecules are formed

Thus, the correct order is 4-2-3-1

DNA helicase breaks hydrogen bonds and unwinds DNA is the first step of DNA labeling. DNA helicase is an enzyme that breaks the hydrogen bonds between the base pairs of the DNA strands. This results in the unwinding of the double-stranded DNA molecule.

As the DNA helicase unwinds the DNA, the two strands separate and form a Y-shaped structure called the replication fork. The replication fork is the site where DNA replication occurs.

DNA polymerase adds free nucleotides to the parent DNA strands. The nucleotides are added in a complementary fashion to the parent strand, thereby forming new strands. One of the strands is synthesized in the 5’ to 3’ direction, and this is called the leading strand. The other strand is synthesized in the 3’ to 5’ direction, and this is called the lagging strand.

2 new DNA molecules are formed in the final step of DNA labeling. As a result of the DNA replication process, two new DNA molecules are formed. These molecules are identical to each other and to the parent molecule, and they are called daughter molecules.

Your question is incomplete, but most probably your full question can be seen in the Attachment.

Learn more about DNA helicase: https://brainly.com/question/31115505

#SPJ11

calculate the volume in milliliters of 2.10 m potassium hydroxide that contains 7.92 g of solute. ml solution

Answers

The volume in millilitres of 2.10 m potassium hydroxide that contains 7.92 g of solute is  67.3 ml.

We have the values given as;

Mass of solute, potassium hydroxide = 7.92 g

The concentration of solution = 2.10 M

We know that, The formula for molarity is:[tex]\[\large M=\frac{\text{moles of solute}}{\text{volume of solution in litres}}\][/tex]

On rearranging the formula for the volume of solution in litres we get:

[tex]\[\large \text{Volume of solution in litres}=\frac{\text{moles of solute}}{M}\][/tex]

We are given the mass of the solute which is potassium hydroxide, we can calculate moles of potassium hydroxide using its molecular mass.

The molecular mass of potassium hydroxide (KOH) = 39.1 + 16.0 + 1.0 = 56.1 g/mol

Moles of potassium hydroxide =[tex]\[\frac{7.92g}{56.1 g/mol}\][/tex] = 0.1413 moles

Now, putting all the values in the above equation,

[tex]\[\large \text{Volume of solution in litres}=\frac{0.1413 moles}{2.10 M}\][/tex]

The volume of solution in litres = 0.0673 L = 67.3 ml (since 1 L = 1000 ml)

Therefore, the volume in millilitres of 2.10 M potassium hydroxide that contains 7.92 g of solute is 67.3 ml.

Learn more about the volume of solution here:

https://brainly.com/question/19154387

#SPJ11

What is undergoing oxidation in the redox reaction represented by the following cell notation Pb(s)|Pb2+(aq) || H+ (aq) | H2 (g) |Pt

Answers

In the given redox reaction, lead is undergoing oxidation. Therefore, in the given redox reaction, lead is undergoing oxidation.

Redox reaction, also known as oxidation-reduction reaction is a chemical reaction that involves a transfer of electrons between two species. One species undergoes oxidation, i.e. loses electrons while the other species undergoes reduction, i.e. gains electrons.

In the given cell notation,Pb(s) | Pb2+(aq) || H+(aq) | H2(g) | PtThe anode half-cell reaction is: Pb(s) → Pb2+(aq) + 2e-It is the half-cell where oxidation is occurring. The lead atoms are being converted into Pb2+ ions and losing 2 electrons.The cathode half-cell reaction is: 2H+(aq) + 2e- → H2(g)It is the half-cell where reduction is occurring. The hydrogen ions are accepting 2 electrons and forming hydrogen gas (H2).

To know more about reaction visit:

https://brainly.com/question/30464598

#SPJ11

what is the bread mold growing lab independent and dependent variables examples

Answers

The bread mold growing lab's independent variable is the type of bread, and the dependent variable is the rate of bread mold growth.

The example is pretty simple. The bread mold growing lab is a lab in which bread is left in a petri dish for a period of time to observe the growth of mold on it.

In this lab, the independent variable is the type of bread that is used. Different types of bread are used in the experiment to see how they affect the growth of bread mold. The dependent variable in this lab is the rate of bread mold growth.The growth of bread mold on the bread is dependent on the type of bread that is used.

The dependent variable in this case is the rate at which the bread mold grows. If a specific type of bread leads to faster growth of bread mold, it is considered the dependent variable.

learn more about variable here

https://brainly.com/question/28248724

#SPJ11

Sodium hydroxide, NaOH, is dissolved in water to make up a solution that is 0.791 M in NaOH. What is the pH of the ion? Round the answer to three significant figures. Select the correct answer below: a.0.102 b. 14.1 c. 13.9 d. 12.4

Answers

The pH of the solution, given that Sodium hydroxide, NaOH, is dissolved in water to make up a solution that is 0.791 M in NaOH is 13.9 (option C)

How do i determine the pH of the soultion?

First, we shall obtain the hydroxide ion concentration, [OH⁻] of the solution. Details below:

NaOH(aq) <=> Na⁺(aq) + OH⁻(aq)

From the above equation,

1 mole of NaOH contains in 1 mole of OH⁻

Therefore,

0.791 M NaOH will also be contain 0.791 M OH⁻

Next, we shall determine the pOH of the solution. Details below:

Hydroxide ion concentration [OH⁻] = 0.791 MpOH of solution =?

pOH = -Log [OH⁻]

= -Log 0.791

= 0.1

Finally, we shall obtain the pH of the solution. Details below:

pOH of solution = 0.1pH of solution = ?

pH + pOH = 14

pH + 0.1 = 14

Collect like terms

pH = 14 - 0.1

= 13.9

Thus, we can conclude that the pH of the solution is 13.9 (option C)

Learn more about pH:

https://brainly.com/question/22983829

#SPJ4

Other Questions
"Britney Spheres./ A solid sphere with diameter 10.7 [m] and mass 5.47 [kg] experiences a net torque of magnitude 65.0 [N-m]. What is the angular acceleration of the sphere? O 0.62 [rad/s] O 0.42 [rad/s] 0.26 [rad/s] O 1.04 [rad/s]" The following results come from two independent random samples taken of two populations. Sample 1 Sample 2 7 = 50 722=35 F = 13.1 211.6 0 = 2.2 02 = 3 a. What is the point estimate of the dif A C++ code error:Conditional jump or move depends on uninitialised value(s)at 0x4013EC: sdds::Ship::set(char const*, sdds::Engine*, int)Here'are my class and set() function:class Ship{Engine* engine;char* s_type;int engineNo;float distance;public:Ship();Ship(const char* sh_type, Engine* e, int e_No);~Ship();bool empty() const;float calculatePower() const;Ship& operator+=(Engine e);void display() const;void setEmpty();bool isValid() const;void set(const char* sh_type, Engine* e, int e_No);friend bool operator==(const Ship&, const Ship&);};void Ship::set(const char* sh_type, Engine* e, int e_No){if (e != nullptr && sh_type != nullptr && e_No > 0){delete[] engine;delete[] s_type;engine = new Engine[e_No];for (int i = 0; i < e_No; i++){this->engine[i] = e[i];}int size = strlen(sh_type);s_type = new char[size + 1];strcpy(this->s_type, sh_type);s_type[size] = '\0';engineNo = e_No;}else{setEmpty();}} a. Agricultural household models fenables policymakers to examine the consequences of an agricultural policy in three dimensions. Identify and briefly explain these dimensions. (3 marks) b. Below is the basic model of an agricultural household: U = x 5 x 5 x?; PmXme = Pace - X) - w(L F); Xi+F = T; Q = AL0.5 where P = price of market-purchased commodity; Pa = price of agricultural staple; w= wage rate; F= family labour input; L= total labour demand; XA = agricultural staple; XM= market-purchased good; X = hours of leisure; T = total stock of household time; A = household's fixed quantity of land; Q = total output of agricultural staple Assuming the agricultural household is a price-taker in all markets, consumes 10 hours of leisure out of a total time stock of 24 hours, pays a wage rate of Gh c 2, receives a price of Gh c 2 for its agricultural staple, pays a price of Gh c 3 for market-purchased commodity and employs 10 units of land for the cultivation of its agricultural staple. Answer the following questions: i. . ii. Show that the household's production decision does not depend on it consumption and labour supply decisions (4 marks) Does this household hire labour? If so, how much? (1 mark) What is the total output of the agricultural staple produced by the household? martu) How muc farm profit does this household make? (2 marks) i What are the levels of X, and Xm that maximizes the household's utility? (7 marks) What is quantity of the household's marketed surplus of X ? (1 marks) iv. V. vi. what is the earliest stone tool technology found outside of africa? solid state question4. (pt 10) What is the origin of electrical resistivity and explain how their effects on electrical resistivity can be investigated? Problem StatementThe purpose of the Survey of Construction (SOC) is to provide national and regional statistics on starts and completions of new single-family and multifamily housing units and statistics on sales of new single-family houses in the United States. The Construction Price Indexes provide price indexes for single-family houses sold and for single-family houses under construction. The houses sold index incorporates the value of the land and is available quarterly at the national level and annually by region. The indexes for houses under construction are available monthly at the national level. The indexes are based on data funded by HUD and collected in the Survey of Construction (SOC).You have been consulted to present these visualization results for single-family houses sold and for single-family houses under construction to The Department of Housing and Urban Development. With the given context, you need to create visualizations to effectively understand the data and create a dashboard using TABLEAU. (Use the concepts learned in the class).The objectives includeDemonstrate the VISUALISATION CONTEXTKNOW YOUR AUDIENCE(First question is answered for you)List the primary groups or individuals to whom youll be communicating.The Department of Housing and Urban DevelopmentIf you had to narrow that to a single person, who would that be?What does your audience care about?What action does your audience need to take?What is at stake? What is the benefit if the audience acts in the way you want them to? What are the risks if they dont?WHAT?What is that you are trying to communicate? What questions are you trying to answer/display in your visualizations? Write these as specific questions. You need to come up with 3 questions at least, each of which will be answered using one Viz.Data preparation needed to answer the specific queries must be done.Present the BIG IDEA.It should: (1) articulate your point of view, (2) convey whats at stake, and (3) be a complete (and single!) sentence.HOW?Chart 1: What type of viz did you create? Why did you select the viz that you did?Chart 2: What type of viz did you create? Why did you select the viz that you did?Chart 3: What type of viz did you create? Why did you select the viz that you did?For each of the Visualisation, identify at least 3 Gestalt principles employed.For each of the Visualisation, mention how you strategically used pre-attentive attributes to draw the audience's attention. Bruno is a landowner and Angela is a farmer who pays a share of her grain output to Bruno for the use of the land. Angela works 8 hours a day and produces 12 bushels of grain. Angela's subsistence level of consumption is 3 bushels of grain. Assume that if production does not occur, Angela gets 3 bushels from the government. Based on this information, which of the following statements is correct? a. If Angela has all the bargaining power then her gains from exchange is 12 bushels.b. If Bruno has all the bargaining power then he will claim all of 12 bushels.c. The surplus from production is 9 bushels. d.The surplus from production depends on Bruno and Angela's relative bargaining power. we drop a 818 g piece of metal at 75 c with specific heat capacity 0.3 j/g c into 325 g of water at 10 c. what is the final temperature? 0 2 Given this z-table and the standard normal distribution shown in the graph, which z-score represents a value that is likely to occur? O 1.49 O2.34 O 3.24 O-3.50Gaurav was conducting a test to de 1. Political spin refers to the cacophony of messages thatdemand our attention and response.TrueFalse2. Ben read everything he could find on the Internet on hissubject, but there was so much on 7 eBook The sample proportion will be normally distributed when n 30 (Read this statement carefully before answering!) True or False True False Minden Company is a wholesale distributor of premium European chocolates. The company's balance sheet as of April 30 is given below:Minden CompanyBalance SheetApril 30AssetsCash$9,000Accounts receivable54,000Inventory30,000Buildings and equipment, net of depreciation207,000Total assets$300,000Liabilities and Stockholders' EquityAccounts payable$63,000Note payable14,500Common stock180,000Retained earnings42,500Total liabilities and stockholders' equity$300,000The company is in the process of preparing a budget for May and has assembled the following data:a. Sales are budgeted at $220,000 for May. Of these sales, $60,000 will be for cash; the remainder will be credit sales. Each month's credit sales are collected 60% in the month of sale and 40% in the month following the sale. All of the April 30 accounts receivable will be collected in May.b. Purchases of inventory are expected to total $120,000 during May. These purchases will all be on account. The company pays for 50% of its merchandise purchases in the month of the purchase and the remaining 50% in the month following the purchase. All of the April 30 accounts payable to suppliers will be paid during May.c. The May 31 inventory balance is budgeted at $40,000.d. Selling and administrative expenses for May are budgeted at $72,000, exclusive of depreciation. These expenses will be paid in cash. Depreciation is budgeted at $2,000 for the month.e. The note payable on the April 30 balance sheet will be paid during May, with $100 in interest. (All of the interest relates to May.)f. New refrigerating equipment costing $6,500 will be purchased for cash during May.g. During May, the company will borrow $20,000 from its bank by giving a new note payable to the bank for that amount. The new note will be due in one year.a. Prepare a schedule of expected cash collections from sales and a schedule of expected cash disbursements for merchandise purchases..b. Prepare a cash budget for May. Gradebook Home > MAT120 43550 Spring2022 > Assessment Homework 6 Score: 12.9/31 9/15 answered. Question 12 < If a seed is planted, it has a 70% chance of growing into a healthy plant. If 11 seeds are after 525 million years how much of a 240 g sample of this radioisotope will remain Consider the market for coffee (cups of coffee from cafs, not coffee beans). Discuss whether the cafs (coffee sellers) can be characterised as price-setters or price-takers. Question 2 [Max 200 words, 8 marks] Keep considering the market for coffee you discussed for the previous question. Regardless of what you discussed for Question 1, assume that the market for coffee is perfectly competitive. Do the following: Draw a fully labelled diagram that depicts the market for coffee where the equilibrium price is $3.90, and the equilibrium quantity is Qo. Let us assume that the highest willingness to pay observed amongst the potential customers is $9.50. Draw another fully labelled diagram that depicts the profit maximising decision of an individual coffee seller who decides to produce the quantity qo given the market equilibrium price. Briefly explain the key information of your diagrams. Question 3 [Max 200 words, 8 marks] In March this year, many news outlets reported that the price for a cup of coffee may rise to $7 by the end of the year due to the rising cost of inputs. In particular, it was reported that caf owners have experienced a sharp rise in shipping costs and low coffee bean supplies. Do the following: Using the first diagram you drew for the previous question, show how the rising input cost affects the market equilibrium price and quantity. Briefly explain the changes occurred in the market for coffee. Problem # 6: (15pts) A batch of 30 injection-molded parts contains 6 parts that have suffered excessive shrinkage. a) If two parts are selected at random, and without replacement, what is the probabil the most important rap label of the early 1980s was sugar hill. the initial questioning of jurors to determine possible biases is called what? 8. Determine the wavelength of a 5000 kg rocket moving at 6800 m/s.