(a) In which process is there a greater change in entropy, an isothermal or an adiabatic?Explain your answer.(b) 1 mole of NOz(e) at 1 atmosphere or 1 mole of NO2(g) at 0.05 atmosphere and both are at thesame temperature. Which case the entropy is greater and why?(c) Starting from Gibbs's Free energy Equation, get the mathematical equation for theequilibrium temperature.(d) When a pure crystalline substance is at absolute zero temperature, what will happen to itsentropy? Write the principle or law that is related to your answer.(e) Give an example of a gas phase reaction, where the entropy in the forward path is negative?Explain how your example gives negative entropy.

Answered: Image /qna-images/answer/77623409-c6db-402f-be8b-f186c70eb4e4.jpg

Answered: (a) In which process is there a greater…

Science

Chemistry

(a) In which process is there a greater change in entropy, an isothermal or an adiabatic? Explain your answer.

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter16: Thermodynamics: Directionality Of Chemical Reactions

Section16.3: Measuring Dispersal Of Energy: Entropy

Problem 16.3CE

See similar textbooks

Related questions

Q: What are the differences between an adiabatic and an isothermal graph? How to distinguish which one…

A: Isothermal process Adiabatic process An isothermal process is a thermodynamic process that…

Q: The molar entropy of argon (Ar) is given by Sm= 36.4 + 20.8 In T (in SI units). Calculate the change…

Q: The molar entropy of argon (Ar) is given by Sm = 36.4 + 20.8 ln T (in SI units). Calculate the…

Q: Estimate molar entropy of kcl at 5K given that it's molar heat capacity at that temperature is…

Q: Calculate the change in the entropies of the system and the surroundings, and the total change in…

A: for an isothermal reversible compression or expansion the entropy of is given by , ⊿S=nRlnVfVin=no…

Q: Give an example to show the difference between the three types of specification of a system, the…

A: Macroscopic means large things visible to the naked eye while microscopic means tiny things not…

Q: Discuss the statement that a system and its surroundings are distinguished by specifying the…

A: By definition, a system is generally any collection of material or space that are similar or…

Q: Use the Maxwell relations to show that the entropy of a perfect gas depends on the volume as Soc R…

Q: A closed, but not isolated system is in thermal contact with its surroundings. The system's volume…

A: The system and the surroundings are in thermal contact with each other, as per the given scenario.

Q: What is the difference in entropy between 25 g of N2 at standard conditions and 25 g of N2 at 400oC…

A: We have given that What is the difference in entropy between 25 g of N2 at standard conditions and…

Q: How absolute values of standard molar entropies (S8) can be obtained because the third law of…

A: The degree of randomness in a system is measured in terms of entropy. The higher the entropy greater…

Q: Which of the following is true for an adiabatic system? O An adiabat falls less steeply than a…

A: The system which does not allow any heat transfer between system and surrounding then this type of…

Q: Calculate the change in entropy of a system when 2 mol water vapour at 150 ⁰C is cooled down to -10…

A: I have given the answer in the explanation section. Hope you will understand that.

Q: (a) Which of the thermodynamic quantities T, E, q, w, andS are state functions? (b) Which depend on…

A: a.

Q: 3. The standard molar entropy of H,(g) is Sº = 130.7 J mol¬1 K-1 at 298 K. Úse this value, together…

A: Given,S0 = 130.7J/mol K.lnW = 2.303 logW.Boltzmann constant, KB = 1.3087 * 10-23J/K.The formula used…

Q: The reduction of iron(III) oxide (Fe,O,) to pure iron during the first step of steelmaking, 2…

Q: 4. Calculate the change in entropy if 3 moles of a gas undergo an isothermal, reversible expansion…

A: Entropy is a measure of randomness of system due to excess of energy in it In isothermal condition…

Q: The molar heat of combustion, A H;, of sucrose is -5643.4 kJ mol. If 0.250 moles of sucrose is…

Q: What is the change in entropy when one mole of calcite (CaCO3) decomposes at 298.2 K to CaO(s) and…

Q: what is the name of the symbol of the single thermodynamic quantity (function) which determines…

A: what is the name of the symbol of the single thermodynamic quantity (function) which determines…

Q: Calculate the standard reaction entropy at 298 K when 1 mol N2O(g) is formed from its elements in…

A: The involved chemical equation would be: N2 (g) + ½ O2 (g) → N2O (g)

Q: 2.3. For a process occurring at constant temperature and pressure, the equation for the Gibbs free…

A: We know, Gibbs free energy is the free energy which can be used to do non mechanical work. It is…

Q: For an isothermal and isobaric process that has AU = 100 kJ/mol, AH = 125 kJ/mol and AS = 225…

A: In thermodynamics, the Helmholtz free energy is a thermodynamic potential that measures the useful…

Q: The term symbol for the ground state of a metal ion is 3P2. The residual entropy of a crystal of a…

Q: Determine the reversible work, in joules, for the expansion of 3.00 mol of an ideal gas from 4.0000…

A: When ideal gas expands the work is done by the system on the surrounding. The work done is given by:…

Q: Perfect gas AS = nR ln(V/V,) Entropy of isothermal expansion

A: To prove this equation , we would use law of thermodynamics and perfect gas law.

Q: What is the signifi-cance of entropy being a state function?

A: Entropy is a thermodynamic state function that determines randomness in a system. When we raise…

Q: Calculate the change in entropy when 4.00 g of nitrogen is allowed to expand from 500 cm3 to 750 cm3…

A: Entropy denotes the randomness of the particle as the randomness increase entropy also increase.

Q: For the isothermal expansion of a gas into a vacuum, ∆E = 0, q = 0, and w = 0. Explain why no work…

A: For isothermal expansion, we need to provide heat to the system. Hence heat and work done have…

Q: 2. The molar entropy of argon (Ar) is given by Sm = 36.4 + 20.8 In T (in SI units). Calculate the…

Q: Derive an expression showing how entropy can be related to thermodynamic probability.

A: The relation between entropy and thermodynamic probability are given as follows:

Q: Calculate the standard molar entropy for gas phase: (a) Ar (b) I2 (c) H2O at 298 K

A: Given: Temperature= 298 K To find: Standard molar entropy of: (a) Ar (b) I2 (c) H2O Formula:…

Q: Suppose that the weight, W, of a configuration of N molecules in a gas of volume V is proportional…

A: The Boltzmann equation for entropy is given below, Here, S is the entropy,…

Q: Please do not copy from others! Show and explain all steps

A: The expressions required to derive the expression for the molar entropy change of an ideal gas are…

Q: List the sets of conditions that allows dS,dU,dH and dG of a process in a system acts as a…

Q: Question attached

A: Entropy of a system is the measure of the randomness or dis-ordered ness of the system. The entropy…

Q: Calculate the molar entropy of a constant-volume sample of argon at 270 K given that it is 154.84 J…

Q: What would the entropy be for a system with 6.05E+1 microstates, in J/mol-K?

A: The relationship between number of micro-states with entropy is given as follows:

Q: Consider a process in which an ideal gas changes from state 1 to state 2 in such a way that its…

A: No, this is not an isothermal process. Temperature of initial state ( state 1 ) and final state (…

Q: Thermodynamic state functions include enthalpy, entropy, and _____________.

A: Thermodynamic state function having four states, but here only two is given remaining has to be…

Q: The enthalpy of vaporization (deltaHvap) of water was experimentally determined to be 151.3 kJ for…

Q: Are the law of conservation of energy in dynamics and the First Law of thermodynamics identical? If…

A: In thermodynamics, there are a total of four laws of thermodynamics, 1) Zeroth law of thermodynamics…

Question

(a) In which process is there a greater change in entropy, an isothermal or an adiabatic?
Explain your answer.
(b) 1 mole of NOz(e) at 1 atmosphere or 1 mole of NO2(g) at 0.05 atmosphere and both are at the
same temperature. Which case the entropy is greater and why?
(c) Starting from Gibbs's Free energy Equation, get the mathematical equation for the
equilibrium temperature.
(d) When a pure crystalline substance is at absolute zero temperature, what will happen to its
entropy? Write the principle or law that is related to your answer.
(e) Give an example of a gas phase reaction, where the entropy in the forward path is negative?
Explain how your example gives negative entropy.

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

This is a popular solution!

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step 3

VIEW

Trending now

This is a popular solution!

Step by step

Solved in 3 steps with 3 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, chemistry and related others by exploring similar questions and additional content below.

Similar questions

In the thermodynamic definition of a spontaneous process, why is it important that the phrase “continuous intervention” be used rather than just “intervention?”
Use data from Appendix D to calculate the standardentropy change at 25°C for the reaction CH3COOH(g)+NH3(g)CH3NH2(g)+CO2(g)+H2(g) Suppose that 1.00 mol each of solid acetamide, CH3CONH2(s), and water, H2O(l), react to give thesame products. Will the standard entropy change belarger or smaller than that calculated for the reactionin part (a)?
For the process A(l) A(g), which direction is favored by changes in energy probability? Positional probability? Explain your answers. If you wanted to favor the process as written, would you raise or lower the temperature of the system? Explain.
Why isnt the entropy of elements in their standard pressure at normal that is, room temperatures equal to zero?
What is the sign of the standard Gibbs free-energy change at low temperatures and at high temperatures for the formation of hydrogen sulfide from the elements? H2(g)+18S8(s)H2S(g)
Calculate the standard Gibbs free-energy change when SO3 forms from SO2 and O2 at 298 K. Why is sulfur trioxide an important substance to study? (Hint: What happens when it combines with water?)
What is the sign of the standard Gibbs free-energy change at low temperatures and at high temperatures for the explosive decomposition of TNT? Use your knowledge of TNT and the chemical equation, particularly the phases, to answer this question. (Thermodynamic data for TNT are not in Appendix G.) 2C7H5N3O6(s) 3N2(g) + 5H2O() + 7C(s) + 7CO(g)
Explain why absolute entropies can be measured.
What is the change in entropy when one mole of calcite (CaCO3) decomposes at 298.2 K to CaO(s)and CO2(g)?
What is the difference in entropy between 25 g of N2 at standard conditions and 25 g of N2 at 400oC when the molar volume is 70 liters? Assume that CP = 5/2 R and that N2 behaves ideally.
1 Suppose that when you exercise, you consume 100 gof glucose and that all the energy released as heat remainsin your body at 37 oc. What is the change in entropy of yourbody?
The enthalpy of vaporization (deltaHvap) of water was experimentally determined to be 151.3 kJ for 3.72 mols of water at 100 degrees Celsius? Calculate the molar entropy of vaporaization (deltaSvap,m) of water.