Each polysaccharide has its own unique properties and functions. Chitin is a structural polysaccharide that provides support for the exoskeletons of animals such as arthropods. Starch is a glucose-based polysaccharide that functions as a storage form of fuel in plants. Glycogen is also a glucose-based polysaccharide, but it functions as a storage form of fuel in animals. Finally, cellulose is a structural polysaccharide that provides support for plants.
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I’m very confused please help me tourer
Answer:
what is ur question hopefully i can help : )
Explanation:
Draw the Lewis structure for NO3- including any valid resonance structures. Describe the resonance hybrid of the nitrate ion. The nitrate ion contains three N-O single bonds. The nitrate ion contains three N-O bonds that are equivalent to 123 bonds. The nitrate ion contains three N-O bonds that are equivalent to 113 bonds. The nitrate ion contains one N-O single bond and two N=O double bonds. The nitrate ion contains three N=O double bonds.
The chemical formula for nitrate is NO3. Nitrate is a polyatomic ion. Nitrates are the name for salts that contain this ion. Common nitrate ingredients in explosives and fertilisers. Water is a solvent for almost all inorganic nitrates. Bismuth oxynitrate is one type of insoluble nitrate.
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a 20.0-ml sample of hydrochloric acid (hcl) is titrated and found to react with 42.6 ml of 0.100 m naoh. what is the molarity of the hydrochloric acid solution?
The molarity of the hydrochloric acid solution in the reaction between NaOH and HCl, 1 mole of NaOH reacts with 1 mole of HCl. 1 NaOH + 1 HCl → 1 NaCl + 1 H2O (Mole ratio of NaOH to HCl is 1:1) • The concentration of the NaOH was 0.1 M, or 0.1 moles/liter.
What is molarity?
Molarity (M) is the quantity of a substance in a given extent of solution. Molarity is described because the quantity of moles of solute consistent with liter of solution. Molarity is likewise known as the molarity of a solution.
Therefore, The molarity of the hydrochloric acid solution in the reaction between NaOH and HCl, 1 mole of NaOH reacts with 1 mole of HCl. 1 NaOH + 1 HCl → 1 NaCl + 1 H2O (Mole ratio of NaOH to HCl is 1:1) • The concentration of the NaOH was 0.1 M, or 0.1 moles/liter.
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a student ran the following reaction in the laboratory at 276 k: when she introduced 0.146 moles of and 0.111 moles of into a 1.00 liter container, she found the equilibrium concentration of to be 0.0541 m. calculate the equilibrium constant, , she obtained for this reaction.
2NO(g) + Br2 (g) The equilibrium concentration of NOBr(g) was 0.127 when she added 0.164 moles of NOBr(g) to a 1.00 liter container. When she added 0.146 moles of and 0.111 moles of into a 1.00 liter container, a student conducted the reaction in the lab at 276 k.
What is equilibrium concentration?
The equilibrium concentration of I2(g) was found to be 3.79 x 10-2 M when she added 0.382 moles of HI(g) to a 1.00 liter container. the equilibrium constant if 25mL of H2 and 20mL of I2 are initially present in a container and 30mL of HI is generated at equilibrium Medium. A student carried out the subsequent reaction in a lab setting at 656 K, N2(g) + 3H2 + 2NH3(g) (g) she filled a 1.00 liter with 6.8710-2 moles of NH3(g).
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The beer-lambert law is A = Elc, where A is the absorbance, E is the molar extinction coefficient, l is the path lengh in cm and C is the concentration. The beer lambert law can be expressed in the form of y=mx + b, where A is y, and C is x. What is b and how is it used to calculate the final absorbance? b is the absorbance of another protein and is added from the absorbance of the other A values b is the absorbance of contaminations and is subtracted from the absorbance of the other A values b is the absorbance of the blank and is subtracted from the absorbance of the other A values b is the absorbance of the initial pure protein and is added to the absorbance of the other A values
In the expression of beer lamberts law y= mx + b, b is the path length which is directly proportional to the concentration.
The Beer lamberts law explains the properties of the material through which the light is traveling. It explains the use of the terms absorbance and molar absorptivity relating to UV-visible absorption spectrometry. For each wavelength of light passing through the spectrometer, the intensity of the light passing through the reference cell is measured. The intensity of the light passing through the sample cell is also measured for that wavelength is given the symbol, I. If I is less than Io, then the sample has absorbed some of the light.
A = Elc,
where, A is the absorbance.
E is the molar extinction coefficient.
l is the path length in cm.
C is the concentration.
The beer lambert law can be expressed in the form of
y=mx + b
where A is y, and C is x and b is a second factor is the path length. The longer the path length, the more molecules there are in the path of the beam of radiation, therefore the absorbance goes up. Therefore, the path length is directly proportional to the concentration.
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which group on the periodic table is nonreactive
Answer:
The noble gases, group 8A
Noble gas are present in the group are non reactive in nature.
What are noble gases?Noble gases is defined as group 18 (VIIIa) of the periodic table is made up of seven different chemical elements. The noble gases are employed to create inert atmospheres, usually for arc welding, to shield specimens and prevent chemical reactions. The substances are utilized in lasers as well as lamps like neon and krypton headlamps.
Gases that are noble or inert. Helium, neon, argon, krypton, xenon, and radon are the noble gases, or inert gases, that make up group 8A (or VIIIA) of the periodic table (Rn). The name of these elements refers to how little they react with other elements or compounds. Non-reactive elements do not mix with other elements readily.
Thus, noble gas are present in the group are non reactive in nature.
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Rank the following in order of increasing electrolyte strength ( 1 = weakest; 4 = strongest) a)Al2S b)HzS c)(NH4)3PO4 d)Fe(N03)2
The order of increasing electrolyte strength is as follows:
Al2S.HzS.(NH4)3PO4.Fe(N03)2.An electrolyte is a substance that produces ions in solution and can conduct electricity. The strength of an electrolyte is a measure of how well it ionizes or dissociates in solution, and therefore how well it can conduct electricity. In general, strong electrolytes ionize completely in solution, while weak electrolytes only ionize partially. Therefore, the order of increasing electrolyte strength reflects the ability of these substances to ionize in solution and conduct electricity.
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1. The formula for the conjugate base of H2CO3 is 2. The formula for the conjugate acid of HSO3 is 1. The formula for the conjugate acid of Noz is 2. The formula for the conjugate acid of NH3 is
NH4+ is the conjugate acid of NH3.
NH4+ is conjugate acid because it NOW has protons to release back to NH3 (base).
A conjugate acid, within the Bronsted–Lowry acid–base theory, is a chemical compound formed when an acid donates a proton (H +) to a base—in other words, it is a base with a hydrogen ion added to it, as in the reverse reaction it loses a hydrogen ion.
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In the Lewis structure of ClF, the formal charge on Cl is ________, and the formal charge on F is ________. A) -1, -1 B) 0, 0 C) 0, -1 D) +1, -1
the correct opttion is (A) -1,-1 ClF2-lewis structure includes two Fluorine atoms surrounding the central Chlorine (Cl) atom (F). Each fluorine atom (F) and chlorine atom (Cl) are connected by a single bond (F). The chlorine atom has a formal charge of -1. (Cl).
In other words, you must now determine the formal charges of the fluorine (F) and chlorine (Cl) atoms in the ClF4 molecule. You must apply the following formula to determine the formal charge; Formal charge is equal to the sum of the bonding and non-bonding electrons.
Four Fluorine atoms circle the central Chlorine atom (Cl) in the ClF4-Lewis structure (F). Each fluorine atom (F) and chlorine atom (Cl) are connected by four single bonds (F).
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This question is about salts.
Green copper carbonate and sulfuric acid can be used to produce
blue copper sulfate crystals
Excess copper carbonate is added to sulfuric acid.
Give three observations you would make.
Here is the three observation about copper.
What is copper?copper (Cu), chemical element, a reddish, extremely ductile metal of the Group 11 (Ib) of the periodic table that is an unusually by its good conductor of to the electricity and heat. Copper of to the found in the free metallic state in nature. This is native copper was first by the used .
The reaction between to the copper carbonate and it is sulphuric acid will be a great neutralization reaction. Copper carbonate will acts like as a base, however, sulphuric acid is an acid. This reaction can also be the viewed as a double line displacement reaction too. By it's understand the nature of this reaction and what will be the final to product of this reaction.
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How many molecules are in the element 3Na2SO4?
A mole is the unit that measures the amount of a substance. One mole of 'something' contains 6.022 x 1023 entities.
How do you know how many molecules an element has?To determine the required number of molecules, first determine the molecular weight of the substance for one mole, then divide the molar mass value by the molecular mass, and multiply by the Avogadro constant.Elements can be made of one atom, like He, or be elemental molecules, such as hydrogen (H2), oxygen (O2), chlorine (Cl2), ozone (O3), and sulfur (S8). Atoms are not drawn to scale. Some elements are monatomic, meaning they are made of a single (mon-) atom (-atomic) in their molecular form.Taking into account the definition of avogadro's number, 3 moles of Na₂SO₄ are 1.8069×10²⁴ atoms of Na₂SO₄.Avogadro's Number or Avogadro's Constant is called the number of particles that make up a substance (usually atoms or molecules) and that can be found in the amount of one mole of said substance. Its value is 6.023×10²³ particles per mole. Avogadro's number applies to any substance.In this case you have 3 moles of the compound Na₂SO₄. Then you can apply the following rule of three: if 1 mole of the compound contains 6.023×10²³ atoms, then 3 moles of the compound contain how many atoms of copper?amount of atoms of copper= (6.023×10²³ atoms× 3 moles)÷ 1 moleamount of atoms of copper= 1.8069×10²⁴ atomsFinally, 3 moles of Na₂SO₄ are 1.8069×10²⁴ atoms of Na₂SO₄.3Na= 3 sodium atoms2S= 2 sulfur atoms2O4= 8 oxygen atomsThe numbers in front of atoms are like coefficients(i.e. 2x or 3y). You should have 14 atoms in total.To learn more about molecules refer to:
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In an oil spill, is the danger greater to birds and marine
mammals than it is to fish and other organisms that live on
the ocean bottom? Why?
Answer:
Birds and marine mammals are generally considered to be more vulnerable to oil spills because they are more likely to come into direct contact with the oil, either through exposure to the oil on the surface of the water or through ingestion of oil-contaminated prey. Birds may become coated in oil when they land on the water's surface to feed or rest, and marine mammals may be exposed to oil through inhalation or ingestion of contaminated water or prey.
Explanation:
Oil spills can have significant impacts on a variety of marine species, including birds, marine mammals, fish, and organisms that live on the ocean bottom. The specific impact of an oil spill on any given species will depend on a variety of factors, including the type and amount of oil that is released, the location of the spill, and the sensitivity of the species to oil exposure.Fish and other organisms that live on the ocean bottom may also be impacted by oil spills, but they are less likely to come into direct contact with the oil and may be less sensitive to oil exposure. However, the impacts of an oil spill on these species can still be significant, as the oil can disrupt their habitats, contaminate their food sources, and impact their reproductive and survival rates.Overall, the impacts of an oil spill on any given species will depend on a variety of factors and can vary significantly depending on the circumstances of the spill.calculate the mass in grams of iodine (i2) that will react completely with 21.3 g of aluminum (al) to form aluminum iodide (ali3).
312.17 g iodine would react with 20.4 g aluminum completely to form aluminum iodide.
2Al + 3I2 → 2AII3
Mass of aluminum = 21.3 g
Moles of Aluminum = 21.4/ 27g/mol = 0.79mol
The stoichiometric mole ratio of iodine to Al : 3mol I2/2molAl
Moles of Iodine that would react with 0.756 mol Al =
0.79 × 3mol I2/2molAl = 1.23molI2
Mass of iodine = 1.23 molI2 * 253.81gI2/1mol I2 = 312.17g I2
Therefore, 312.17 g iodine would react with 20.4 g aluminum completely to form aluminum iodide.
An amalgam of aluminium and iodine, aluminium iodide is a chemical. The name is invariably used to describe a product with the chemical formula AlI 3, which is produced by the interaction between aluminium and iodine[4] or by the action of HI on aluminium metal. Aluminum hydroxide, hydrogen iodide, or hydroiodic acid react with metallic aluminum to produce the hexahydrate. AlI is related to the compounds chloride and bromide.
The Lewis acid 3, which is potent, will take water from the air. It serves as a reagent in the scission of particular types of C-O and N-O bonds. Additionally, it deoxygenates epoxides and cleaves aryl ethers.
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which of the following is true? group of answer choices the melting point of graphite is highest at a pressure of about 70 kbar 10 km underground, carbon is more stable as diamond than as graphite. the entropy of graphite is smaller than that of diamond
Graphite has a higher entropy than diamond, which is again a result of the dense crystal lattice of diamond. In comparison to the graphite structure, it is far more organized.
What Is graphite higher than diamond?The presence of carbon in both diamond and graphite is another fact that is widely known. Because each of the carbon atoms in diamond forms four covalent bonds to form a tetrahedral structure, as well as because strong covalent bonds are present in it, diamond is harder than graphite.Diamonds are bright and translucent, while graphite is opaque and has an earthy to metallic appearance. Their hardness is another notable physical distinction. The relative Mohs Hardness Scale, which ranges from 1 (softest) to 10 (hardest), is used to compare the hardness of minerals (hardest).To Learn more About Graphite refer To:
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The vapor pressure of 1-propanol is 10.0 torr at 14.7 %C. Calculate the vapor pressure at 52.8 'C_ Given: Heat of vaporization of 1-propanol = 47.2 kJlmol. (Chapter 11)
The vapor pressure at 52.8 °C is 100.5 torr.
From the clausius clapeyron equation.
ln [tex]\frac{p2}{p1}[/tex] = ₋ ΔHvap / R × [[tex]\frac{1}{T}[/tex]₂ ₋[tex]\frac{1}{T}[/tex]₁]
Where P₂ = vapor pressure at 52.8 °C = ?
P₁ = vapor pressure at 14.8 °C = 10 torr
ΔHvap = Heat of vaporization of 1-propanol = 47.2 KJ/mol
R = gas constant = 8.3194 × 10⁻³ KJ mol K⁻¹
T₂ = 52.8°C = 325.8 K
T₁ = 14.7°C = 287.7 K
ln P₂ - ln 10.0 = - 47.2 (KJ/mol) / 8.3194 × 10⁻³ KJ mol K⁻¹ × [[tex]\frac{1}{325.8 K}\\[/tex] - [tex]\frac{1}{287.7 K}[/tex]]
ln P₂ = 4.610
∴ P₂ = 100.5 torr
So, the vapor pressure of 1-propanol at 52.8 °C is 100.5 torr.
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Which of the following solution has highest boiling point (with explanation)
a. 0.1 M glucose b. 0.1 BaCl2 c.0.1NaCl d. 0.1M urea
The relationship between a solution's boiling point and its ion production is direct. BaCl2 has the highest boiling point because it produces the most ions.
Why does water boil?
A liquid's boiling point changes depending on the pressure being applied; the normal boiling temperature is the point when the air pressure at sea level is equal to the vapour pressure.
What does boiling point mean in a nutshell?
the point at which a liquid's vapor pressure equals the atmosphere's pressure on it; for water at water level, this temperature is 212°F (100°C). Shorthand: b.p. 2.
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Draw the electronic configuration for a neutral atom of manganese?
The electronic configuration for a neutral atom of manganese is 1s²2s²2p⁶3s²3p⁶4s²3d⁵.
The electronic configuration is a method to display the distribution of electron in an atom in accordance to the specific orbitals of the atom.
Manganese is item that has an atomic number 25.
This atomic number is same as the number of electrons in the atom so this is a crucial number in deciding the configuration of the manganese atom.
Now, we can write the in neutral electronic configuration for the manganese atom as 1s²2s²2p⁶3s²3p⁶4s²3d⁵.
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37) In liquid propanol, CH3CH2CH2OH, which intermolecular forces are present? A) Only dipole-dipole and ion-dipole forces are present. B) Only dispersion and dipole-dipole forces are present. C) Only hydrogen bonding forces are present D) Dispersion, hydrogen bonding and dipole-dipole forces are present. 38) _ 38) The first-order decomposition of N2O5 at 328 K has a rate constant of 1.70 . 10-3 -1. If the initial concentration of N2O5 is 2.88 M, what is the concentration of N2O5 after 12.5 minutes? A) 0.174 M B ) 0.805 M C) 0.355 M D) 0.124 M E ) 2.82 M
In liquid propanol, CH3CH2CH2OH, which intermolecular forces are present, option (d) is correct i.e. Dispersion, hydrogen bonding and dipole-dipole forces are present.
The electromagnetic forces of attraction or repulsion that act between atoms and other types of nearby particles, such as atoms or ions, are examples of intermolecular forces (IMFs), also known as secondary forces. In comparison to intramolecular forces, which hold a molecule together, intermolecular forces are weak. For instance, the forces between adjacent molecules are substantially weaker than the covalent bond, which involves sharing electron pairs between atoms. Both types of forces are crucial components of the force fields that molecular mechanics typically use. A hydrogen bond, which refers to the attraction between a hydrogen atom that is bound to an element with high electronegativity, typically nitrogen, oxygen, or fluorine, is an extreme instance of dipole-dipole bonding. A common way to explain the hydrogen bond is as a powerful electric dipole-dipole interaction. The fact that it is directional, stronger than a van der Waals force interaction, produces interatomic distances shorter than the sum of their van der Waals radii, and typically only involves a small number of interaction partners can be interpreted as a form of valence.
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atmospheric carbon dioxide levels have been increasing from year to year. however, in locations in the northern hemisphere, carbon dioxide levels may decrease slightly during the summer months. which is the most likely explanation for these slight summertime decreases?
As sediments and dead vegetation slowly filed the pond, the types of plants in the community changed.
With the aid of stopping invasive species and new pests from harming or changing native flowers and animals, the regulations prevent the accumulation of useless leaves, bugs, and animals. just photo how the sector may appear! more significantly, decomposers enable the number one producers of an ecosystem, typically flora and algae, to access essential nutrients.
the first oPioneer species are the first creatures to arise in zones of number one succession (usually lichens or mosses). they may be the unique species inside the area. They ought to be robust and resilient.
The Gulf circulate, which transports heat floor water up from the tropics to North the us and Western Europe, turned into removed via the freshwater.
The freshwater killed off the Gulf move, which brings heat floor water up from the tropics to North the usa and Western Europe.
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g which represents a spontaneous reaction and what is the correct e 0 cell? 1.40 4.16 -0.04 1.36
g which represents a spontaneous reaction and option b 4.16 is the correct e 0 cell
spontaneous reaction is The value of E represents a half-reduction cell's readiness (i.e. it is a reduction potential). When compared to a conventional hydrogen half-cell, whose standard electrode potential is set at 0.00 V, it demonstrates how many volts are needed to get the system to undergo the desired reduction. A assessment of the potential for equilibrium is the standard electrode potential. There is indeed a voltage differential between both the electrode and the electrolyte termed the potential of the electrode.lower the Erred value. acts as anche and reducing • larger the value of Ered. act as ocidoing agent- and act as Cathode here, When compared to the larger value of E of ar, the reduction in Ft is not spontaneous, despite loving its value of 1°.
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write a short paragraph describing chemical bonding according to the lewis model, valence bond theory, and mo theory. indicate how the theories differ in their description of a chemical bond and describe the strengths and weaknesses of each theory. which theory is correc
(M.O.) Molecular Orbital theory is considered as the best comprehensive theory of chemical bonding.
Chemical bonding is the process by which atoms or ions form chemical bonds with each other to form molecules or compounds. There are several different theories that have been developed to explain the nature of chemical bonding, including the Lewis model, valence bond theory, and molecular orbital (MO) theory.
Valence bond theory, developed by Linus Pauling in the 1930s, explains chemical bonding as the overlap of valence atomic orbitals on different atoms to form bonding and non-bonding electron pairs. According to valence bond theory, the strength of a chemical bond is determined by the overlap between atomic orbitals and the number of electron pairs involved in the bond. The Lewis model, valence bond theory, and MO theory all provide different explanations for the nature of chemical bonding. The Lewis model focuses on the transfer or sharing of valence electrons, while valence bond theory focuses on the overlap of valence atomic orbitals, and MO theory focuses on the overlap of atomic orbitals to form molecular orbitals. Ultimately, all three theories are correct to some extent and contribute to our understanding of chemical bonding. However, MO theory is generally considered to be the most accurate and comprehensive theory of chemical bonding, as it is able to explain the electronic structure of a wide range of molecules and is consistent with the principles of quantum mechanics.
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Explain why each is an incorrect IUPAC name and write the correct IUPAC name for the intended compound. (a) 1,3-Dimethylbutane (b) 4-Methylpentane (c) 2,2-Diethylbutane (d) 2-Ethyl-3-methylpentane (e) 2-Propylpentane (f) 2,2-Diethylheptane (g) 2,2-Dimethylcyclopropane (h) 1-Ethyl-5-methylcyclohexane
Since the provided compounds are alkanes, we must go by three requirements in order to appropriately name them.
Rule 1: Since we do not have functional groups, we must choose the longest carbon chain that is also the most substituted and that also has a functional group.
Rule 2: Since there are no functional groups here, any substitution must have the fewest number of carbons attached to it.
Rule 3: After putting the first two principles into practice, use the alphabetical order to determine which of two substituents will have a lower number when you are choosing between them.
a)
given name: 1, 3-dimethylbutane
correct name: 2-methylpentane
b)
given name: 4-methylpentane
correct name: 2-methylpentane
c)
given name: 2, 2-dimethylbutane
correct name: 3-ethyl-3-methylpentane
d)
given name: 2-ethyl-3-methylpentane
correct name: 3, 4-dimethylhexane
e)
given name: 2-propylpentane
correct name: 4-methylheptane
f)
given name: 2, 2-diethylheptane
correct name: 3-ethyl-3-methyloctane
g)
given name: 2, 2-dimethylcyclopropane
correct name: 1, 1-dimethylciclopropane
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increasing permeability of the membrane to potassium will have what effect on the membrane potential?
The membrane would become more adverse as a result.The membrane would become more negative if the membrane's potassium permeability increased.
What occurs when a potassium-permeable membrane is more permeable?Similar to this, the gradient in sodium ion concentration tends to encourage their entry into the cell.However, potassium ions are significantly more able to pass through the cell membrane than sodium ions are.As a result, sodium ions diffuse into the cytoplasm more slowly than potassium ions.
What changes to the membrane permeability when the sodium or potassium permeability is increased?When sodium permeability rises to a point that sodium entrance outweighs potassium departure, depolarization turns into a self-sustaining process, or an action potential forms, the barrier cell membrane voltage is attained.
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A. lithium and fluorine
Chemical formula: ______
Why is vaporization endothermic? Why is condensation exothermic?
There is endothermic evaporation. The molecules give up their thermal energy during condensation. When molecules emit heat energy, the process is said to be exothermic. Exothermic condensation would result.
Explain whether vaporization is endothermic or exothermic.It's critical to keep in mind that while boiling removes heat from the liquid, vaporization is an endothermic process. When a liquid reaches its boiling point, its temperature won't change until all of the liquid has been converted to vapor.
Why is vaporization heat endothermic?Due to the fact that it requires energy to evaporate the molecules in a liquid, vaporization is an endothermic process. Overcoming the intermolecular interactions that bind liquids together is necessary.
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What is the total number of joules released when a 8.00-gram sample of water changes from liquid to solid at 0°C?
According to specific heat capacity, 3360 J are released when a 8.00-gram sample of water changes from liquid to solid at 0°C.
What is specific heat capacity?Specific heat capacity is defined as the amount of energy required to raise the temperature of one gram of substance by one degree Celsius. It has units of calories or joules per gram per degree Celsius.
It varies with temperature and is different for each state of matter. Water in the liquid form has the highest specific heat capacity among all common substances .Specific heat capacity of a substance is infinite as it undergoes phase transition ,it is highest for gases and can rise if the gas is allowed to expand.
It is given by the formula ,
Q=mcΔT
Substituting values in above formula Q= 8×4.2×(100-0)=3360 J.
Thus, 3360 J are released when a 8.00-gram sample of water changes from liquid to solid at 0°C.
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give iupac name for the following compound
The IUPAC refers to the substance as methanoic anhydride. It is an anhydride of formic acid or methanoic acid.
What is the following compound's IUPAC name? CH2 CH2 CH2 CH2 CH3, please?Answer and justification The longest carbon chain in the above diagram has seven carbon atoms, as can be observed. The IUPAC nomenclature for this compound is heptane since all of the bonds are single bonds devoid of any functional groups.
What is CH3 CH2 CH CH3 CH3 CH c2 h5 Cl's IUPAC name?Halogens are always regarded as substituents and are added as a prefix to the name of a compound when naming it. Thus, 3-chloro-4-methylhexane is the compound's IUPAC designation.
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suppose a solid with a cubic unit cell contains atoms a, x, and z. the a atom is in the body center position, the x atoms are at each corner, and the z atoms are on each face. based on this structure the empirical formula of the compound would be a
The empirical formula of the compound would be axz₃.
A solid with a cubic unit cell contains a, x, and z as :
at body center position, a = 1 × per atom = 1 × 1 = a
at the corner position, x = 1 / 8 × per atom = 1 / 8 × 8 = 1
at the face position, z = 1 / 2 × per atom = 1 / 2 × 6 = 3
the empirical formula for the compound is axz₃.
Thus, a solid with a cubic unit cell contains atoms a, x, and z. the a atom is in the body center position, the x atoms are at each corner, and the z atoms are on each face. based on this structure the empirical formula of the compound would be axz₃.
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Pls help
#8: In at least three sentences, describe how the chocolate/wax is like the tectonic plates
on the surface of the Earth. Use the following terms in your answer: tectonic plates,
convection currents, mantle and density. 3 pts
Explanation:
The chocolate or wax in the activity can be compared to the tectonic plates on the surface of the Earth. Just like the tectonic plates, the chocolate or wax is made up of different layers that move and interact with each other. The movement of the tectonic plates is driven by convection currents in the mantle, which is the layer of the Earth beneath the crust. These convection currents are caused by differences in density between the hot, less dense material near the core of the Earth and the cooler, more dense material near the surface. Similarly, the movement of the chocolate or wax is driven by the heat from the flame, which causes the less dense, melted chocolate or wax to rise and the more dense, solid chocolate or wax to sink.
provide the structure(s) of the expected major organic product from the following reaction:
The correct response is e) binding energy. The nucleons in a nucleus are bound together by the binding energy, this is indicated by the nucleon.
The minimal amount of energy needed in physics and chemistry to separate a particle from a system of particles or to break a system of particles down into its component pieces is known as the binding energy. While the word separation energy is used in nuclear physics, the former meaning is more common in condensed matter physics, atomic physics, and chemistry. The energy level of a bound system is often lower than that of its unbound components. Relativity theory states that a drop in a system's total energy of E leads to a corresponding decrease in its total mass of m, where mc2 = E. In particle physics, the term "binding energy" describes the energy an atom receives from electromagnetic interaction as well as the quantity of energy needed to break an atom down into free nucleons.
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