True, The formulas for elements and compounds can be written using symbols on the periodic table.
What is periodic table?The periodic table is a chart that organizes all known chemical elements by atomic number, electron configuration, and repeated chemical properties. It is one of the fundamental tools in chemistry and is used to predict the physical and chemical properties of elements based on their position in the table. The periodic table is also used to identify and classify elements and determine the structure of chemical compounds. It is organized in rows and columns of elements, each with a unique name, symbol, and atomic number. The elements are ordered by increasing atomic number and fall into four main categories: Metals, semi-metals, non-metals, noble gases.
The arrangement of elements in the periodic table is based on their atomic structure, electronic configuration, and repeated chemical properties.
To learn more about periodic table
https://brainly.com/question/11155928
#SPJ1
a chemist is studying the reaction between the gaseous chemical species x and y2, represented by the equation above. initial rates of reaction are measured at various concentrations of reactants. the results are recorded in the following table.
The experimental rate law of the equation is given as Rate = k[X][Y²].
The rate law which is also known as the rate equation for a chemical reaction is defined as an expression that provides a relationship between the rate of the reaction and the concentrations of the reactants participating in it.
More precisely we can say that rate law is defined as the expression in which reaction rate is given in terms of molar concentration of reactants with each term raised to some power, which may or may not be same as the stoichiometric coefficient of the reacting species in a balanced chemical equation.
Hence, from the above table we can see the reaction is given as,
2X +2Y → 2XY
So, the rate law is given as Rate = k[X][Y²].
The given question is incomplete and the complete question is given below:
2X+Y2→X2Y2
A chemist is studying the reaction between the gaseous chemical species X and Y2 , represented by the equation above. Initial rates of reaction are measured at various concentrations of reactants. The results are recorded in the following table
Given the information in the table above, which of the following is the experimental rate law?
Learn more about rate law from the link given below.
https://brainly.com/question/29064256
#SPJ4
4. which of the following are not the intermediates in fisher esterification reaction between acetic acid and ethanol? h oh hcl h cl cl h o o b 1234 oh o o a 2347 oh o oh c 1245 o o oh d 124567 oh o e 45 1 2 3 4 5 oh oh oh 6 7 o o o f 167
All of the acidic impurities present in the reaction mixture could be eliminated with the aid of sodium carbonate. Any acidic contaminant can be detected by the addition of sodium carbonate, which causes carbon dioxide to form.
The initial action can be neutralizing the response, which enables you to isolate the ester product. The addition of sodium bicarbonate, a weak base, could help achieve this. The carboxylic acid and acid catalyst react with sodium carbonate, raising the pH of the solution as a result.
A byproduct of CO2 fuel is created when the natural portion of the reaction aggregate is washed with sodium bicarbonate to remove extra acetic acid. You can release the pressure that develops below by venting the vial.
To learn more about sodium carbonate please click on below link
https://brainly.com/question/13565765
#SPJ4
Do oxygen and magnesium form an ionic compound?
Mg with oxygen (O2) form magnesium oxide as another example of an ionic connection (MgO).
What kind of link do oxygen and magnesium form?Ionic bonds, which are created inside the MgO molecule by the exchange of electrons, are the sort of bonds that are produced between the Mg and O atoms.A magnesium atom has 12 electrons.
Why do oxygen and magnesium have an ionic bond?The attraction between ions with opposing charges is known as an ionic bond.Ionic connections are powerful, and it takes a lot of energy to break them.For instance, the magnesium atom sheds two electrons to produce the Mg2+ cation, that has an electrical configuration, when magnesium combines with oxygen to create magnesium oxide.
To know more about oxygen and magnesium visit:
https://brainly.com/question/1533548
#SPJ4
sodium thiosulfate, na2s2o3, is a water-soluble fixing agent used in photography. which of the statements below is true about na2s2o3? na2s2o3 can dissolve in water. na2s2o3 cannot dissolve in water.
Sodium thiosulfate is the inorganic compound with chemical formula Na2SO3. It is white, water-soluble solid and is used as an antioxidant and preservative.
Why is NA2S2O3 used in photography?Because of its complex forming property, NA2S2O3 removes undeveloped silver halides from photographic emulsions.
Na2S2O3 is used by photographers to fix developed negatives and prints as it acts by dissolving the part of silver salts coated on film which remains unchanged by the exposure to light.
Fixation is achieved by treating film or paper with solution of thiosulfate salt. Popular salts sodium thiosulfate (commonly called hypo) and ammonium thiosulfate are used in modern rapid fixer formulae.
To know more about NA2S2O3, refer
https://brainly.com/question/20915237
#SPJ4
at chemical equilibrium, the rate of the forward reaction will be____the rate of the reverse reaction.
Answer: Equal to
Explanation:
Because the equation is at equilibrium both the directions of the reactions will be happening at the same rate.
From the 2 enthalpy profile diagrams, state which
one is likely to represent this reaction 6C(s) + 6H2(g) + 3O2(g) → C6H12O6(s) Hf = -1086.4 kJ mol-1 and give a reason why.
Answer:
Diagram A
Explanation:
The information tells us that Hf = -1086.4 kJ mol-1. Since the value is negative, this tells us that the reaction is exothermic. In an exothermic reaction, energy is given out to the surroundings, thus the arrow must go from the reactants to the products to show the drop in enthalpy.
A combination of titanium and organoaluminum catalysts can induce this process in alkenes. The average degree of this process is given by the equation 1 over 1 minus p in the Carothers equation. One of the first synthetic substances formed by this process was created from the condensation of phenol and formaldehyde units and is called(*) bakelite. This process, which is promoted by Ziegler-Natta catalysts, comes in step-growth and chain-growth types. It can produce products such as LDPE and PVC. For 10 points, name this process that involves the combination of repeating units called monomers.
polymerization <David Dennis>/<ed. AR>
What are some examples of polymerization?The repeating units formed from small molecules known as monomers are bonded together to form a massive single chain-like molecule known as a polymer.Polymerization is the process through which monomers are converted into polymers.Ethylene, for instance, polymerizes to create polyethylene.
What are polymers and what types exist?A polymer is created when a lot of monomeric units react with one another during the polymerization process.The end products of polymerization might be either linear or branched macromolecules. Additionally, they can take the form of a sophisticated, three-dimensional network.
To know more about polymerization visit:
https://brainly.com/question/3200802
#SPJ4
what type of interaction would you expect between the side chains of each of the following pairs of amino acids in the tertiary structure of a protein?what type of interaction would you expect between the side chains of each of the following pairs of amino acids in the tertiary structure of a protein?
Dipole - dipole two cysteine interaction
What amino acid stabilizes the tertiary structure of a protein?
A protein's overall three-dimensional arrangement of its polypeptide chain in space is referred to as its tertiary structure. Internal interactions between nonpolar amino acid side chains and external polar hydrophilic hydrogen and ionic bond connections between polar molecules stabilize it frequently.
What is dipole-dipole interaction with example?
Examples of polar compounds that interact dipole-dipole include hydrogen chloride (HCl), carboxylic acids (such as acetic acid), and amino acids. A polar molecule's positive end will pull another molecule's negative end and change the other molecule's location.
To know more about Dipole - dipole interaction, visit:
https://brainly.com/question/7545068
#SPJ4
Which 2 elements will most likely form an ionic bond?; Which two elements will most likely form an ionic bond Click on the periodic table icon to view these elements Krypto?; Which elements will form an ionic bond with magnesium?; Which elements tend to form ionic bonds?
Questions and answers about ionic bonds
The ionic bond is a type of chemical bond that occurs from the attraction between oppositely charged ions.
Which two elements are most likely to form an ionic bond?The ionic bond is more likely to form between two elements with the same amount of charge but in opposite directions.
What elements will form an ionic bond with magnesium?The magnesium ion has two positive charges (+2), therefore, among the elements that ideally form an ionic bond with it are those that have a double negative charge (-2), for example, oxygen, thus forming rust of magnesium.
What elements tend to form ionic bonds?Metals and non-metals, because the former are elements with low ionization energy and the latter have high electronegativity and electron affinity.
Learn more about ionic bonds at https://brainly.com/question/11527546?referrer=searchResults
#SPJ4
Which solution(s) showed the greatest change in pH? Why?
The solution(s) that changed pH the most were those that were just water and a NaCl solution, without any buffers.
What factors into a solution's pH?A pH meter, universal indicator solution, or paper can all be used to determine the pH of a solution. The pH scale measures the amount of H+(aq) ions present in a solution. Although mol dm(-3) can be used to express the concentration of H+ ions, using the log(10) function makes the calculations easier.The pH value drops when a solution's hydrogen ion concentration rises, making the solution more acidic. The pH value also rises as the concentration of hydroxide ions in a solution does, making the solution more basic or alkaline.The solution(s) that changed pH the most were those that were just water and a NaCl solution, without any buffers.To learn more about pH value refer to:
https://brainly.com/question/172153
#SPJ4
most of the mass of an atom is:; how many protons and neutrons are in the nucleus of an atom
Answer:
Most of the mass of an atom is made up of protons and neutrons.
Explanation:
The amount of protons and neutrons in an atom depends on the element
A) Provide a complete mechanism for the above Friedel-Crafts Reaction. Pay close attention to details, including lone pairs, formal charges and the use of curved arrows.
The Lewis acid and the chlorine atom of the acid chloride form a complex during the Friedel-Crafts acylation reaction. Cleaving the complex's C-Cl bond produces an acylium ion. The acylium ion is resonance stabilized and has a positive charge on the carbon atom.
The term "Friedel-Crafts Alkylation" describes the substitution of an alkyl group for an aromatic proton. This is accomplished by using a carbocation to conduct an electrophilic attack on the aromatic ring. Alkyl halides are used as reactants in the Friedel-Crafts alkylation reaction, which produces alkylbenzenes.
Learn more about the Friedel-Crafts acylation,
https://brainly.com/question/27178599
#SPJ4
Although water is the most common hydrogen-oxygen compound, hydrogen and oxygen
form another compound called hydrogen peroxide, H202. Hydrogen peroxide was first
obtained by treating barium peroxide with an acid. Very small quantities of hydrogen
peroxide are present in dew, rain, and snow because of the action of ultraviolet light on
oxygen and water vapor.
Hydrogen peroxide has many different applications, depending upon its concentration. A 3
percent solution is used in the home as a mild antiseptic and germicide. A 30 percent
solution is used in industry as a bleaching agent because of the permanency of the
whiteness it produces. Concentrations of 90 percent are used as oxidizing agents in
rockets and high explosives.
According to the information in the passage, what can we predict that adding water to an
industrial-strength hydrogen peroxide solution will result in?
A. an antiseptic
B. an explosion
C.a new substance
D. a rocket fuel
E. a bleaching agent
If you add water to an industrial-strength hydrogen peroxide solution, you will likely dilute the concentration of hydrogen peroxide, resulting in a weaker solution. This would not produce a new substance, rocket fuel, or a bleaching agent. It is also unlikely to result in an explosion or antiseptic, as industrial-strength hydrogen peroxide solutions are typically much stronger than the 3% solution used for these purposes. Therefore, the best answer choice would be "C. a new substance." However, it is important to note that adding water to an industrial-strength hydrogen peroxide solution could potentially be dangerous and should not be done without proper safety precautions and expert guidance.
1-butanol and chlorobenzene form a minimum boiling point azeotropic system. The mole fraction of 1-butanol in the liquid (x) and vapour (y) phases at 1.000 atm is given below for a variety of boiling temperatures
T/K 396.57 393.94 391.60 390.15 389.03 388.66 388.57 X 0.1065 0.17 0.2646 0.3687 0.5017 0.6091 0.7171
Y 0.2859 0.3691 0.4505 0.5138 0.5840 0.6409 0.7070
Pure chlorobenzene boils at 404.86 K. (a) Construct the chlorobenzene-rich portion of the phase diagram from the data. (b) Estimate the temperature at which a solution whose mole fraction of 1-butanol is 0.300 begins to boil. (c) State the compositions and relative proportions of the two phases present after a solution initially 0.300 1-butanol is heated to 393.94 K
So a) so atm is 1.000 b) solution with mole fraction is 0.300 starts to boil, c) At 393.94K, x = 0.1700 and y = 0.3691.
(a) The mole fraction of 1-butanol in the liquid (x) and vapor (y) phases at 1.00 atm at various boiling temperatures is: the calculation is shown below.
Necessary: Now we must make a graph of x (or) y versus T/K. I don't have any tools with which to create this graph. So that we may compute the boiling point of a solution with a mole fraction of 1-butanol of 0.300 at 391 degrees Celsius, I can supply a rough graph (scanned).
(b) At 391.0 K, the smooth curves x and 7 cross 0.3 (mole fraction of 1-butanol), showing that the boiling point of the solution with a mole fraction of 0.300 starts to boil.
c) The compositions and relative amounts of the two phases (c) The proportions of either the two phases are mostly in inverse proportion to the distances of the mole fractions first from the composition point in question according to Liver's rule.
That is equal to =0.5315.
Based on the information provided: At 393.94K, x = 0.1700 and y = 0.3691.
To learn more about Mole fraction, use the link below.
https://brainly.com/question/8076655?referrer=searchResults
#SPJ4
Which of the following is a general trend for the electronegativity of elements in the periodic table? increases from left to right; decreases from bottom to top decreases from left to right; decreases from bottom to top O decreases from left to right; increases from bottom to top O increases from left to right; increases from bottom to top
A general trend for the electronegativity of elements in the periodic table is an increase from left to right from top to bottom.
The periodic table may be a rows and columns arrangement of the chemical elements. Electronegativity could be a degree of an atom's capacity to pull in shared electrons to itself. On the periodic table, electronegativity for the most part increments as you move from left to right across a period and decreases as you move down a group. As a result, the foremost electronegative components are found on the top right of the periodic table, whereas the slightest electronegative components are found on the bottom left.
To know more about electronegativity refer to the link brainly.com/question/10531792
#SPJ4
write the formula of the conjugate base of ch3cooh. click in the answer box to activate the palette.
The formula of the conjugate base of CH3COOH is CH3COO−. Conjugate base has one less H atom and one more - charge than the acid that formed it.
What is acetic acid?Acetic acid is organic compound with the formula CH3COOH. Acetic acid is an acidic, colorless liquid and organic compound with the chemical formula of CH₃COOH. Vinegar is 4% acetic acid by volume, therefore making acetic acid the main component of vinegar apart from water and other elements.
A dilute solution of acetic acid that is produced by fermentation and oxidation of natural carbohydrates is called vinegar whereas salt, ester, or acylal of acetic acid is called acetate.
To know more about acetic acid, refer
https://brainly.com/question/15231908
#SPJ4
What are some signs of chemical change?
Here some signs of chemical change :
Color Change.Production of an odor.Change of Temperature.Evolution of a gas (formation of bubbles)Precipitate (formation of a solid)What is a chemical change?Chemical change, or, alternatively, chemical breakdown into two or more separate molecules, occurs when one material reacts with another to create a new substance. These processes are referred to as chemical reactions, and they are often irreversible barring additional chemical reactions. Exothermic processes are those that generate heat; endothermic reactions, on the other hand, are those that may need heat in order to proceed. The science of chemistry places a lot of emphasis on comprehending chemical changes.Atoms are rearrange during chemical reactions, and as new products are produced, the reaction is accompanied by an energy change. The reaction of sodium and water to produce sodium hydroxide and hydrogen is an illustration of a chemical change.Learn more about chemical change refer to :
https://brainly.com/question/1222323
#SPJ4
give reason why using a seperate dropper for each stock solution in reagent bottle
The reason why a separate dropper is used for each stock solution in reagent bottle is so as to prevent contamination of the reagents.
What is a Dropper?This is referred to as a short glass or plastic tube fitted with a rubber bulb which are found in reagents and is used to measure liquids by drops in the laboratory.
It is best for a separate dropper to be used for each stock solution in reagent bottle so as to prevent contamination of the reagents. This helps to ensure that the experiments which are performed are very accurate which is therefore the reason why it was chosen as the correct choice.
Read more about Dropper here https://brainly.com/question/10837150
#SPJ1
Not yet answered Points possible: 1.00 The equivalence point of any acid-base titration can be determined visually from a titration curve by finding the place where Select one: O the curve levels off. O the curve has the steepest slope. O pH=7.
The volume of the base should be gradually increased, stopping once the equivalence point is achieved. At the volume halfway between the equivalence point and the acid, the acid's pKa is equal to the pH.
What is titration, for instance?Titration, sometimes referred to as titrimetry, is a method for calculating the concentration of a specific analyte in a mixture that is used in chemical qualitative analysis. Titration, which is also sometimes referred to as volumetric analysis, is a crucial analytical chemistry method.
What governs titration in its basic form?The following is the fundamental titration principle: The sample being studied is given a solution, referred to as a titrant or standard solution. A chemical is present in the titrant in a known concentration.
To know more about Titration visit:
https://brainly.com/question/29590776
#SPJ4
What happens to molecules when they slow down?; What happens if you slow down the particles in a liquid?; When the motion of water vapor molecules slows what most likely happens?; What happens if water molecules are speeded up?
The attraction between the molecules of a liquid causes them to organize themselves, and this happens when a liquid freezes. As the speed of water molecules rises, increasing their kinetic energy.
The kinetic energy of the liquid decreases as it cools, which causes the molecules to travel more slowly. By slowing the flow and allowing the soil profile to function as a filter, as it always has, it improves the water quality and reduces the amount of toxic algae in our water supplies. Condensation occurs when molecules in a gas cool down. Ice is created when the water's molecules stick together at around 0°C and form a solid. The molecules slow down and lose energy as they lose heat. They advance toward additional gas molecules. In the end, these molecules come together to create a liquid. The temperature of a material is determined by how quickly its atoms and molecules are moving.
Learn more about kinetic energy here:
https://brainly.com/question/26996435
#SPJ4
An electric field of strength 2*10^3v/m was applied to restore cathode rays to their original path after they were deflected through a curved path of radius 1.0*10^-2m by a magnetic field of strength 1.07*10^-3T.Calculate the charge to mass ratio for the electron.
Select the electron configurations for
(a) Co3+
[Ar]3d5
[Ar]3d6
[Ar]3d7
[Ar]4s13d5
[Ar]4s13d6
[Ar]4s13d7
[Ar]4s23d4
[Ar]4s23d5
[Ar]4s23d6
(b) Cu2+
[Ar]3d8
[Ar]3d9
[Ar]3d10
[Ar]4s13d8
[Ar]4s13d9
[Ar]4s13d10
[Ar]4s23d8
[Ar]4s23d9
[Ar]4s23d10
(c) Ag+
[Kr]4d8
[Kr]4d9
[Kr]4d10
[Kr]5s14d8
[Kr]5s14d9
[Kr]5s14d10
[Kr]5s24d8
[Kr]5s24d9
[Kr]5s24d10
A Co3+ ion has the ground-state electron configuration 1s2 2s2 2p6 3s2 3p6 3d6.
Cu2+ has the electronic structure [Ar]3d9.
A Ag+ ion's electron configuration would be [Kr]4d10.
How is the electron configuration determined?The shell number (n), kind of orbital, and superscript indicating the number of electrons in the orbital are the first three symbols used to represent the electron configuration. On the periodic chart, for instance, you can see that oxygen has eight electrons.
Which three electron configuration rules apply?When writing electrical setup, there are three rules to follow: the Aufbau idea. The Pauli exclusion rule. Hound's Law.
To know more about electron configuration visit:-
https://brainly.com/question/14283892
#SPJ4
Answer:
A
Explanation:
where nonmetallic wiring methods are subject to exposure to chemical solvents or vapors, they shall be inherently resistant to chemicals based upon their being for the specific chemical reagent.
Nonmetallic wiring techniques must be inherently resistant to chemicals based on their identification for the particular chemical reagent when they are exposed to chemical solvents or vapours.
Non-metals are minerals (non-metallic minerals) that are typically not used as a source of raw materials for the extraction of metal. The non-metal group, which is present in a wide range of minerals, is crucial economically. In actuality, aqueous solutions are ones whose solvent is water. According to their chemical makeup, organic solvents can be categorised into three groups: hydrocarbons, oxygen, and halogens. In the sections that follow, we'll discuss the many categories of organic solvents and give some instances of each.
Learn more about Non-metals here
https://brainly.com/question/29404080
#SPJ4
russia has a variety of natural resources, including oil, natural gas, timber, iron ore, copper, and lead.
The compound sentence is Russia has a variety of natural resources such as oil, natural gas, timber, iron ore, copper and lead as well.
A compound sentence is a sentence that is formed from two more simple sentence by using the connective words.
For an example if sentence 1 is "It is raining" and sentence 2 is "It is cold" then the compound sentence of both the above sentences will be "It is raining and it is cold".
Now, Russia has a variety of natural resources, including oil, natural gas, Timber, iron ore, copper and lead.
This statement is a simple sentence.
This statement can be return as a compound sentence as follows,
Russia has a variety of natural resources such as oil natural gas and lead as well.
Here, we have used the word "such as" as a connective.
To know more about compound sentence, visit,
https://brainly.com/question/13779006
#SPJ4
Complete Question - Russia has a variety of natural resources including oil, natural gas, timber, iron ore, copper and lead (change into compound sentence)
Which of the following represents alpha decay?
OA. 100Eu+ge 16Sm
150
→>>
OB. 100Gd
OC. Tc-TC+y
OD. 14Gd-14Sm+ He
→>>>
100Tb + e
65
100Eu+e 16S---Sm150 represents alpha decay because minimum penetration power and highest ionization power.
What does an alpha decay look like?
A positively charged particle similar to the helium-4 nucleus is spontaneously released during alpha decay. Two protons and two neutrons make up this particle, also referred to as an alpha particle. Sir Ernest Rutherford made the discovery and gave it a name in 1899.
What substances exhibit alpha decay?The nuclei of heavy elements like radium, uranium, thorium, etc. undergo alpha decay. When a radium (Ra) nucleus decays, it releases an alpha particle and transforms into a radon (Rn) nucleus.
To know more about alpha decay visit:-
https://brainly.com/question/27870937
#SPJ1
according to the bronsted-lowry definitions of acids and bases, a acid is a substance that .
According to the bronsted-lowry definitions of acids and bases, a acid is a substance that when a basic substance gains a proton, it forms an acid called the conjugate acid of a base.
According to the Bronsted-Lowry scheme a substance can function as an acid only in the presence of a base; similarly, a substance can function as a base only in the presence of an acid. Furthermore, when an acidic substance loses a proton, it forms a base, called the conjugate base of an acid, and when a basic substance gains a proton, it forms an acid called the conjugate acid of a base. Thus, the reaction between an acidic substance, such as hydrochloric acid, and a basic substance, such as ammonia, may be represented by the equation:
HCL + [tex]NH_{3}[/tex] ⇔ [tex]NH_{4}^{+} + Cl^{-}[/tex]
In the equation the ammonium ion (NH⁺4 ) is the acid conjugate to the base ammonia, and the chloride ion (Cl-) is the base conjugate to hydrochloric acid.
Bronsted-Lowry theory, also called proton theory of acids and bases, a theory, introduced independently in 1923 by the chemist Johannes Nicolaus Bronsted and the English chemist Thomas Martin Lowry, stating that any compound that can transfer a proton to any other compound is an acid, and the compound that accepts the proton is a base. A proton is a nuclear particle with a unit positive electrical charge; it is represented by the symbol H+ because it constitutes the nucleus of a hydrogen atom.
To learn more about Bronsted-Lowry theory visit here ; https://brainly.com/question/27724955?referrer=searchResults
#SPJ4
what is the charge of each of the metal atoms in the following coordination complexes or complex ions?
The coordination complex K[Fe(CN)2(H2O)4] contains one K from outside coordination sphere, which indicates the oxidation state of Fe. Because there are two of them, overall payment on CN has an oxidation
What is a coordination compound, for instance?A coordination entity is a chemical complex with a core ion or atom that is linked to a certain number of other atoms, molecules, or ions. These coordination entities include, as some examples
Why is coordination used to describe complicated compounds?Chemical bonds, such as covalent bonds, ionic bonds, and coordinate bonds, connect the core atom and the ligands. As its structure includes coordinate bonds, a complex chemical is also known as a coordinate compound.
To know more about coordination compound visit:
https://brainly.com/question/27289242
#SPJ4
Some nuclear power plants use plutonium-239 which is produced in breeder reactors. The rate-determining step is the second B-emission. How long does it take to make 1.00 kg of 299Pu if the reaction is complete when the product is 90% 39Pu ?
0.357 days is required for the completion of 90% of 1kg 239Pu at the rate-determining step for the reaction of the second B-emission.
What is the rate-determining step?In chemical kinetics, the slowest step, sometimes referred to as the rate-determining step, or rate-limiting step frequently determines the overall pace of a process. This approximation of the rate-determining step is frequently used to simplify the prediction of the relevant rate equation for a given reaction mechanism (for comparison with the experimental rate law).
The collection of simultaneous rate equations for the various phases of the mechanism can theoretically be used to estimate the temporal evolution of the reactant and product concentrations. However, it is not always simple to solve these differential equations analytically; in some circumstances, numerical integration may even be necessary. The single rate-determining step hypothesis can be very beneficially simplified.
Calculation:We know that,
Half-life of 239Pu is 2.35 days
Then,
K=㏑[tex]\frac{2}{t1/2}[/tex];
⇒K=[tex]\frac{ln2}{2.35days}[/tex];
⇒K=0.294956day∧-1;
Given
N0=1kg;
Nf=0.90kg;
K=[tex]\frac{1}{t}[/tex]×㏑[tex]\frac{N0}{Nf}[/tex];
⇒t=[tex]\frac{1}{K}[/tex]×㏑[tex]\frac{N0}{Nf}[/tex];
⇒t=[tex]\frac{1}{0.294956day^-1}[/tex]×㏑[tex]\frac{1.00}{0.900}[/tex];
⇒t=0.357days
0.357 days is required for the completion of 90% of 1kg 239Pu at the rate-determining step for the reaction of the second B-emission.
To refer more about Rate determining step visit:
https://brainly.com/question/27908759
#SPJ4
what kind of intermolecular forces act between a chloroacetylene molecule and a fluoride anion? note: if there is more than one type of intermolecular force that acts, be sure to list them all, with a comma between the name of each force.
Dipole- Dipole force act between a chloroacetylene molecule and a fluoride anion.
Hydrogen bromide (HBr) and chlorine monofloride (CIF) are also highly polar compounds in this situation. Dipole intermolecular forces exist between polar molecules. In comparison to non-polar molecules, polar molecules are more likely to stick to their atomic neighbours and have higher boiling temperatures. The positive end of one polar molecule is pulled by the negative end of another polar molecule, and vice versa. Between molecules with permanent dipoles, there are dipole-dipole forces (i.e., polar molecules). These forces become stronger with increasing polarity for molecules with identical size and mass.
Learn more about dipole-dipole force here:
https://brainly.com/question/14195217
#SPJ4
Label each asymmetric carbon in the compound below as R or $ Drag the appropriate labels to thcir respective targets. Note: not all targets wIll be used Reset Hclp OH CH3 MacBook Air "cl,
Asymmetric carbon is the carbon in the organic compound which contains all the four different atoms bonded to it .
An Asymmetric carbon can be defined as the carbon atom in the organic compound that have all the four atoms attached to it id the different. let us take an example for the asymmetric carbon atom is as follows :
H
|
OH - C - Cl
|
Br
in the above carbon atom all the substituents are different. one is -OH group , one is hydrogen, the chlorine and the fourth one is bromine. this makes the carbon atom as asymmetric carbon atom.
The question is incomplete, I answer the question in general according to my knowledge.
To learn more about asymmetric carbon here
https://brainly.com/question/29756310
#SPJ4
