22. Calculate the molar entropy of a constant volume sample of neon at 500 K given that it is 146.2 J/mol K at 298 K (152.67 J/mol K) AS = Cv ln Tf Ti 146.2 1/mol. K = Cv Cr=160/mo¹k : Cv ln SOOK In 500k 298 K AS (500K) = Cv ln Te Ti

22. Calculate the molar entropy of a constant volume sample of neon at 500 K given that it is 146.2 J/mol K at 298 K (152.67 J/mol K) AS = Cv ln Tf Ti 146.2 1/mol. K = Cv Cr=160/mo¹k : Cv ln SOOK In 500k 298 K AS (500K) = Cv ln Te Ti

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Related questions

Q: What is the molar change in entropy (in J/mol-K) associated with the melting of ice at 1 atm if the…

A: Entropy is the measurement of randomness .It can be calculated as below for different processs

Q: Calculate the change in free energy (in kJ) for a secret chemical reaction that has a standard…

A: Given∆S = 170.8 J/mol-K = 170.8 1000KJ/mol-K = 0.1708 KJ/mol-K∆H = 20.37 KJ/molT = 296 K

Q: Three moles of N2(g), originally at 0.25 atm pressure, are mixed isothermally with 5 moles of H2(g),…

Q: 5. You have a 250. cm³ containing argon at 25.0 °C and 2.85 atm connected to a 150. cm³ flask…

A: Volume of Ar gas = 250 cm3 = 250 mL = 0.25 L, Temperature = 25oC = 298 K, Pressure = 2.85 atm. and…

Q: surrounding (ΔSsys), and the universe (ΔSuniv). Then identify the process as a spontaneous process,…

A: □Hsys = Total enthalpy of products- Total enthalpy of reactants □H = -288.07 - (-319.7) = 31.63…

Q: Calculate the standard free-energy change for the formation of NO(g) from N21g2 and O21g2 at 298 K:…

A: In thermodynamics, discussion of various energies and various processes take place. Common types of…

Q: The standard entropy of diamond is 2.4 J/mol × K. Calculate the entropy per carbon atom in diamond…

A: Entropy of the substance describes the state of disorderliness or randomness of the molecules or…

Q: At what temperature would a given reaction become spontaneous if the AH = +157 kJ and AS = +333 J/K?

Q: the reaction is negative at all temperatures. as zero entropy since elements should have zero…

A: Entropy is degree of randomness or disorderness. As we know, order of Entropy is Solid <…

Q: A reaction has values ΔS = 78.3 J K-1 mol-1 and ΔH = 46.5 kJ mol-1. At what temperature (in °C) will…

A: For a reaction becoming spontaneous the value of ∆G must be negative.

Q: Calculate ΔG∘rxn again at 25∘C, but use the equation ΔG∘rxn=ΔH∘rxn−TΔS∘rxn to determine the value.…

A: ∆G°r*n=∆H°r*n-T∆S°r*nnow2COg→2NOg→2CO2g+N2gwhere∆H°r*n=n∑∆H°f(product)-m∑∆H°f(reactant)∆S°r*n=n∑∆S°(…

Q: For aluminum, Al, the heat of vaporization at its normal boiling point of 2467 °C is 284.1 kJ/mol.…

A: For normal boiling point , trouton give a rule, heat of vaporisation is numerically equal to 10.6…

Q: The standard molar entropy of silver chloride (AgCl) is 96.2 J/(mol x K). What is the entropy of…

Q: 17. For the reaction: A + B → C AH°= +300 kJ/mol and AS° = +200 J/K.mol. At what temperature will…

A: Given, ∆H° = 300kJ/mol ∆S° = 200J/K.mol

Q: Cyclopropane and propylene are isomers that both havethe formula C3H6. Based on the molecular…

Q: For ammonia, the enthalpy of fusion is 4.65 kJ/mol and the entropy of fusion is 38.9 J/Kmol.…

A: Given that For ammonia, the enthalpy of fusion(∆H°) is 4.65 kJ/mol and the entropy of fusion(∆S°) is…

Q: The entropy of a crystal containing one mole of identical molecules was measured to be 9.134 J/K at…

Q: A certain liquid substance boils at 84.7 °C (at 1 atm) and has a standard enthalpy of vaporization…

Q: What is the entropy when 1.20 moles of CCLF2 vaporize at 25°C? [AH(vap) = 17.2 kJ/mol at 25°C]

A: Entropy change at constant temperature is given by where ΔS = entropy change Q = heat transferred…

Q: A reaction has ΔrH∘=ΔrH∘= -136 kJmol−1kJmol−1 and ΔrS∘=ΔrS∘= 305 JK−1mol−1JK−1mol−1 . At what…

Q: Find ∆H as a function of T for the reaction: CO2 (g) + C (s, graphite) = CO Given that ∆H 293=…

Q: The standard entropy for the formation of SF6(g) from the elements, S(s) + 3 F2(g) → SF6(g) is…

A: As we know, The standard entropy for a reaction can be calculated S(s) + 3 F2(g) → SF6(g)

Q: For the complete neutralization reaction between a 1 M strong acid and a 1 M strong base of equal…

A: The most important parameters and state functions in thermodynamics are enthalpy (H), entropy (S).…

Q: 2C₂He (9)+702(g) → 4CO2(g) + 6H₂O(g) AH=-2855.4 kJ and AS = 92.7 J/K The standard free energy change…

Q: e1/K B. -3.232 J/K C. +2.308 J/K D.) -2 n of the following is true for isothermal expansion of gas…

A: 7) mole(n) = 1 mol T1 = 298 K T2 = 333 K □S =2.303 nCv.log(T2/T1) = 2.303 × 1 × 2.5 ×8.314…

Q: A certain liquid substance boils at 53.3 °C (at 1 atm) and has a standard enthalpy of vaporization…

A: The boiling point of the given substance is = 53.3oC = 53.3oC+273.15 = 326.45 K The standard…

Q: Calculate the "Third Law" entropy of CCl4 gas at 200 °C from the following data for CCL₂. o…

A: Given:Given the data: Calculate the "Third Law" entropy of , gas at 200 , Entropy is a state…

Q: Calculate the standard entropy change for the following reactions: Given S[So2(g)]=248.2j/k.mol,…

A: Given reaction and information, Formation of SO3 from SO2 and O2. Entropy value for SO2…

Q: Arrange H202, H2S and H20 in order of decreasing molar entropy

A: WE HAVE TO ARREANGE IN DECREASING ORDER OF MOLAR ENTROPY.

Q: Consider the reaction: H₂(g) + F2 (g) → 2HF (g) Using standard thermodynamic data at 298 K,…

Q: Explain why the entropy is higher for a system with 5 particles in 3 energy states than for a system…

A: Basically,entropy is a unit of randomness. More the randomness in the system,more will be its…

Q: What is the entropy when a system goes from 4 microstates to 5 microstates? 3.08 x 10-24 O -3.08 x…

Q: For the reaction below, determine the difference in relevant particles that alloW for determination…

A: Interpretation - To determine the difference in the relevant particle that are allow for the…

Q: Entropy of vaporization of water(at boiling temperature) is equal to 109 J mol^-1 K^-1. Is it…

A: Trouton’s rule: When a liquid vaporized its entropy will be increased. Trouton’s rule states that…

Q: Calculate ΔS when 25.0 g ethanol at 50.0 °C is added to 75.0 g ethanol at 10.0 °C in an insulated…

A: Entropy change= m×Cp ln T2/T1 25g ethanol has higher temperature 50°C than 75 g ethanol with 10°C.

Q: Calculate the molar entropy of ammonia liquid at the normal boiling point. The enthalpy of…

A: The normal boiling of ammonia liquid is -33.34◦ C

Q: Which statements are true about entropy? More than one statement may be correct. The molar entropy…

A: The measurement of randomness is called entropy.

Q: Calculate the change in entropy in J/K when 1 mole of liquid carbon tetrachloride vaporizes at its…

A: Given data,Moles of CCl4=1molTemperature=77oC=77+273=350KEnthalpy of vaporization=29.89kJ/mol

Q: Acetone, CH; COCH3 , boils at 56°C. The heat of vaporization of acetone at this temperature is 29.1…

A: Given: Boiling point temperature= 56 C=329.15 K Heat of vaporization= 29.1 kJ/mol

Q: (a) Calculate ∆S at 25°C. (b) Why is the entropy change so favorable for this reaction?

A: We know that,∆G⁰ = ∆H° - T∆Swhere ∆G is the standard Gibbs free energy, ∆H is the standard enthalpy…

Q: Calculate the standard molar entropy of vaporization of water at 40.0 °C, given that its standard…

A: Given , Standard molar entropy of vaporization of water at 100°C is 109 J/mol.K. We need to find…

Q: ΔEsys = -341 J? The system is losing 341 J, while the surroundings are gaining 341 J. Both the…

A: Given: Case 1 : ∆Esystem = -341 J Case 2 : ∆Esystem = 411 J

Q: Y Part A What is AS in J/mol-K for this reaction? Express your answer in joules per mole times…

Question

22. Calculate the molar entropy of a constant volume sample of neon at
500 K given that it is 146.2 J/mol K at 298 K (152.67 J/mol K)
AS = Cv ln Tf
Ti
146.2 //mol. K = C₂ ln SOOK
298 K
Cr=160/mol. K
AS (SOOK) = Cv ln Tf
Ti
C

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

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

17. For the reaction: A + B C AH°= +45 kJ/mol and AS° = +60 J/K.mol. At what temperature will this reaction be spontaneous? * O The reaction is nonspontaneous at all temperatures. O At a temperature greater than 477 °C. O The reaction is spontaneous at all temperatures. O At a temperature greater than 750 °C. O At a temperature lower than 477 °C.
Determine if the photosynthesis reaction is spontaneous at 80°C. Chemical Equation: CO2 + H20 – C6H1206 + 02 Compound CO2 H20 C6H1206 02 AH° (kJ/mol) |-393.5 AS° (J/K•mol) 213.6 -285.8 69.9 |-1274.5 212.1 0 205 2. Compute for the AS° rxn ( J/K•mol) of the equation: (round off final answer to 1 decimal place)
What is the entropy change when 1.90 moles of CHCl3 condenses at 61.0 °C? [AH(vap) = 29.6 kJ/ mol at 61.0 °C]
5. When 2.00 mol of an ideal gas at 330K and 3.50 atm are compressed isothermally to some pressure Pf, its entropy decreases by 25.0 J/K. Calculate Pf and DG for this process.
Calculate ΔS when 25.0 g ethanol at 50.0 °C is added to 75.0 g ethanol at 10.0 °C in an insulated container where Cp = 111.5 J/mol K. Calculate the change in entropy of each ethanol sample, and then the total entropy change. Comment on what is happening to each sample, and overall. (answers: warm = -6.11 J/K; cold = +5.69 J/K; total = 0.42 J/K)
A reaction has values ΔS = 72.3 J K mol-1 and ΔH = 47.0 kJ mol-1. At what temperature (in °C) will this reaction become spontaneous?
Iron has an absolute molar entropy of 27.3 J/(mol-K). Calculate the number of microstates accessible to a single iron atom at 298K. Report your answer to one decimal place, and there are no units.
What would the entropy be for a system with 6.05E+1 microstates, in J/mol-K?
Given the following reaction, calculate the standard entropy at 25oC. 2NO(g) + O2(g) 2NO2(g) (Sof NO2 = 240.1 J mol-1K-1; Sof NO = 210.8 J mol-1K-1; Sof O2 = 205.1 J mol-1K-1)
Calculate the change in free energy (in kJ) for a secret chemical reaction that has a standard entropy change equal to 192.7 J/mol-K and a standard enthalpy change of 23.02 kJ/mol at 295 K.
Consider the balanced reaction 4 A + 8 B → 5 C + 6 D and the absolute entropies provided in the table below. Compound S° (J/(mol·K)) A -48.8 B -89.1 C -238.5 Suppose that the ΔS° of the overall reaction is -633.7 J/(K·molrxn). Calculate the absolute entropy of D in J/(mol·K). Report your answer to three decimal places (ignore significant figures).
Which one of the following choices of gaseous molecules is rank ordered correctly from lowest standard molar entropy (left hand side) to highest standard molar entropy (right hand side)? He, Ne, CO, SiH4 SiH4 , CO, Ne, He SiH4 , Ne, CO, He CO, SiH4 , Ne, He