Answered: A reaction has AHorn--I 12 kJ and…

A reaction has AHorn--I 12 kJ and ΔS"m-354 J/K. At what temperature in oc is the reaction reversible (change in entropy for the reaction equal to the change in entropy for the surroundings)? 8.

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

Chapter17: Spontaneity, Entropy, And Free Energy

Section: Chapter Questions

Problem 10ALQ

See similar textbooks

Related questions

Q: Ng t = N- ミーミ

A: Answer:- The entropy is the degree of randomness or disorderness . Higher the randomness , higher…

Q: 2. The values of AH°(rxn) and AS°(rxn) for the reaction 2 NO(g) + O:(g) →2 NO:(g) are -12 kJ and…

A: Given: ∆H°rxn=-12 kJ=12×103 J∆S°rxn=-146 J/KT=298 K To find: (a) Whether the reaction is spontaneous…

Q: Consider the following chemical reaction: C6H6(l) + O2(g) --------------> CO2(g) + H2O(g)…

Q: The reaction (Tindak balas): N2 (g) + 3H2 (g) ⇌ 2NH3 (g) Given (Diberikan): ΔH = 92.22 kJ/mol ΔS =…

A: Given: ∆H = 92.22 kJ/mol = 92.22×103 J/mol ∆S = -198.75 J/K•mol

Q: 10. Consider the reaction: Ag+ (aq) + Cl- (aq) AgCI (s) Given the following table of thermodynamic…

A: Given ; reaction

Q: Enthalpy Entropy (AH)? Spont.? (-AG)? Reaction Туре (AS)? Yes, No, or Maybe (TD*) Celaelg).t 802(g)…

A: By seeing nature of the reactants and products, the supply or evolution of heat energy, we can…

Q: Calculate ∆Sº for the reaction below: N2(g)+2O2(g)⇄2NO2(g) where ∆Sº for N2(g), O2(g), & NO2(g),…

A: The given chemical equation is: N2(g)+2O2(g)⇌2NO2(g) The given standard entropy change (∆Sº) values…

Q: 2H2S(g) + SO2(g) = 3S(s) + 2H2O(9) At 298 K, the standard enthalpy change, AH°, for the reaction…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: W + X--> Y +Z has a Delta H of 312KJ and Delta S of -111 J. When will the reaction be spontaneous? O…

A: The reaction is spontaneous when the value of change in Gibbs energy is negative. ∆G=∆H-T∆S

Q: Consider the following reaction: SO:{3) + CaO(s) = CasO4ls). If AG°is - 345 kJ/mol for this reaction…

A: Given, ∆G ° = -345 KJ/mol Temperature = 298 K Keq = ?

Q: information: CH3OH (l) + O2 (g) --> CO2 (g) + 2H2O (g) Substance S°…

A: Given- S°(H2O)=232.7J/mol×K S°(CO2)=213.8J/mol×K S°(CH3OH)=126.8J/mol×K S°(O2)=205.0J/mol×K

Q: Given ASsys = -30 J/K.mol, calculate the entropy change of the universe (in J/K.mol).

A: Entropy of universe is equal to entropy

Q: oxide decomposes based on the reaction: 2 Ag2O (s) à 4 Ag (s) + O2 (g)…

Q: Which of the following has the greatest entropy- (a) H2O (g) at 100 °C (b) H2O (€) at 100 °C (c) H2O…

A: Entropy (∆S°) is generally the randomness or disorder present in the molecule. So, the amount of ∆S°…

Q: Enthalpy Entropy (ΔΗ)? Туре Spont.? (-AG)? Reaction (AS)? Yes, No, or Maybe (TD*) CSH12(g) + 802(g)…

A: The reactions given are,

Q: Consider the reaction: CaCO3(s) ↔ CaO(s) + CO2(g) The reaction enthalpy and entropy are: ΔHo rx =…

Q: The value of AG° at 100.0 °C for the formation of calcium chloride from its constituent elements: Ca…

Q: (4) For the reaction below, the reaction is said to be: A +B →C AH: = +30 kJ, AS = +50 J/K…

A: We know that ΔG° = ΔH° – TΔS° For a spontaneous reaction, ΔG° must be negative.

Q: From this reaction H₂(g) + I2(s) à 2HI(g), H2(g) 12(s) HI(g) Sᵒ (J/mol K) 87.4 5.7 27.3 AH'f…

Q: For a certain chemical reaction, ΔH° = -35.4 kJ andΔS° = -85.5 J/K. (a) Is the reaction exothermic…

Q: A reaction A(g) → B(g) + C(g) has the following standard thermodynamic parameters: AH° = 40.0 kJ/mol…

Q: A certain constant-pressure reaction is barely nonspontaneousat 45 °C. The entropy change for the…

A: Given: Temperature (T)=45oC=45+273K=318K Entropy change= 72J/K

Q: d standard entropy change for the reaction are: =-114.0 JK' mot", respectively. rgy change for the…

A: This question is related to Thermodynamics

Q: Baslg älaäi The standard entropy, S°, of a substance is its entropy at 25 K and 1 atm pressure its…

A: Entropy is the measurement of randomness. Whenever a reactant reacts randomness between the molecule…

Q: 5. Given the reaction: CaCO,(s) [77 CaO(s) + CO,(g), the entropy (AS) change for this reaction is…

A: The entropy is measurement of randomness.

Q: AH°, kJ/mol S°, J/mol·K 3. What is the lowest temperature at which the following reaction is…

A: Given reaction H2O(g) + C(s) → H2(g) + CO(g)∆Hrxn0 = ∑ ∆Hf0(Product) - ∑ ∆Hf0(reactant)∆Hrxn0 =…

Q: For chemical reactions, the change in Gibbs free energy [at 298 K, 1at., ∆G°] determines whether a…

A: The given thermochemical equation is: C(s) + O2 (g) -----> CO2 (g) ; ∆Go = - 394 kJ For the…

Q: 12. For a particular chemical reaction ΔΗ= 6.8 kJ and A--29 JK. Under what temperature condition Is…

A: Enthalpy of the given reaction is defined as the difference in the enthalpy of reactants and…

Q: Which reaction below is spontaneous at low temperatures and nonspontaneous at high temperatures? O…

Q: v? 2SO4(s) → 2 NH4*(aq) + SO4²(aq) he reaction has zero entropy since elements should have z alues.…

A: Entropy is degree of randomness or disorderness. In the given reaction, solid is dissolved and…

Q: For the reaction N20 (g) + NO2 (g) →3 NO (g), at 25°C AH° = +155.6 kJ/mol and AS° = +172.4 J/mol K.…

Q: For the following process, does entropy increase, decrease or remain the same: H20 (s) --> H2O (1) O…

A: Entropy is a measure of randomness, disorder of a system. Entropy, the measure of a system's thermal…

Q: Calculate the entropy of the universe in J/K mol for the reaction: 2C;H6(g) + 702(g) → 4CO2(g) +…

Q: Standard molar entroples, S, in J/K are given below eacCh reaclant and product in the reaction…

Q: Recognize the species that has the lowest entropy, S° at 25°C. А. СНЗОН (1) B. N2 (g) C. NazSO4 (s)…

A: Entropy is defined as the measurement of disorderedness or randomness in a system. The increasing…

Q: 8e. Consider the following reaction: CacO3 (s) → Cao (s) + CO2 (g) Data: A,H = +177.5 kJ mol1 AS =…

A: Given: To find: The temperature of the spontaneous reaction Formula: Where is the entropy is…

Q: Calculate the standard molar entropy change at 25 °C for the reaction CO(g) + H2O(g) --> CO2(g) +…

Q: For the following reaction, calculate the a.ΔrxnH, b.ΔrxnS, c. ΔrxnG (25°C) of the following…

A: Given, H2 (g) + I2 (s) --> 2 HI (g) At 25 °C, the a.ΔrxnH, b.ΔrxnS, c. ΔrxnG is:

Q: At what temperature, in K, does X (l)-->X(g) occurr spontaneously? Delta H°=+573 kj/mol Delta…

A: Given that: Delta H° for the reaction = 573 KJ/mol Delta S° for the…

Q: Consider the following reaction: SO3(g) + CaO(s) = CaSO4(s). If AGº is -345 kJ/mol for this reaction…

Q: For the following reaction: X(g) ⇌ 2Y(g) + Z(g) The value of ΔH° is -219 kJ/mol, and that of ΔG° is…

Q: 12. The entropy of Cl2ig) is larger than the entropy of F2(g) AFalse BTrue 13. The following…

A: Entropy of gas increases with molecular mass. Cl2 has more mass than F2, so, Cl2 will have greater…

Q: Product Reactant Product Reactant Time Time Reaction 1 Reaction 2 raphs above represent the changes…

A: As per the graph , Reaction 1 is product favoured and reaction 2 is reactant favoured .

Q: Silver oxide decomposes based on the reaction: 2 Ag20 (s) → 4 Ag (s) + 02 (g) The standard molar…

Q: The oxidation of glucose to CO, and water is a major source of energy in aerobic organisms. It is a…

A: Thermodynamics is the branch of chemistry which deals with the study of heat and other forms of…

Q: 8. Gibbs free energy also determines the non-spontaneity of a reaction 9. According to Gibbs free…

A: Answer: These are the question based on the second law of thermodynamics which help us in…

Q: Given the values of So given below in J/mol K and of ΔHfo given in kJ/mol, calculate the value of…

Q: A. Co) + H,Olg) Cog) + H,g) An- 3. The entropy, AS mol O has litle or no change decreases O…

A: Predicting the entropy change.

Q: 2. Observe the Figure 2.0, in which there are 4 types of reactions. Using the definition of Gibbs'…

A: Since you have asked multiple questions, we will answer only first question for you. In order to get…

Q: 3. 2. 1 shift sifı the absolute entropy for Oz (g) is u26 07 Coiole k), what-i3 the AS forithe…

Question

Answer is 43.2°C

A reaction has AHorn--I 12 kJ and ΔS"m-354 J/K. At what temperature in oc is the
reaction reversible (change in entropy for the reaction equal to the change in entropy for the
surroundings)?
8.

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 2 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

The free energy change, G, for a process at constant temperature and pressure is related to Suniv and reflects the spontaneity of the process. How is G related to Suniv? When is a process spontaneous? Nonspontaneous? At equilibrium? G is a composite term composed of H, T, and S. What is the G equation? Give the four possible sign combinations for H and S. What temperatures are required for each sign combination to yield a spontaneous process? If G is positive, what does it say about the reverse process? How does the G = H TS equation reduce when at the melting-point temperature of a solid-to-liquid phase change or at the boiling-point temperature of a liquid-to-gas phase change? What is the sign of G for the solid-to-liquid phase change at temperatures above the freezing point? What is the sign of G for the liquid-to-gas phase change at temperatures below the boiling point?
10.104 (a) When a chemical bond forms, what happens to the entropy of the system? (b) Thermodynamically, what allows any bond formation to occur? (c) What do your answers to parts (a) and (b) suggest must be true about the formation of chemical bonds for the octet rule to hold?
A reaction has H298=100 kj/mol and S298=250 J/mol K. Is the reaction spontaneous at room temperature? If not, under what temperature conditions will it become spontaneous?
On the basis of your experience, predict which of the following reactions are spontaneous. (a) CO2(s)CO2(g) at 25°C (b) NaCl(s)NaCl(l) at 25°C (c) 2NaCl(s)2Na(s)+Cl2(g) (d) CO2(g)C(s)+O2(g)
What determines Ssurr for a process? To calculate Ssurr at constant pressure and temperature, we use the following equation: Ssurr = H/T. Why does a minus sign appear in the equation, and why is Ssurr inversely proportional to temperature?
For ammonia (NH3), the enthalpy of fusion is 5.65 kJ/mol and the entropy of fusion is 28.9 J/K mol. a. Will NH3(s) spontaneously melt at 200. K? b. What is the approximate melting point of ammonia?
At room temperature, the entropy of the halogens increases from I2 to Br2 to Cl2. Explain.
At 1 atm, liquid water is heated above 100C. For this process, which of the following choices (iiv) is correct for Ssurr? S? Suniv? Explain each answer. i. greater than zero ii. less than zero iii. equal to zero iv. cannot be determined
Entropy has been described as times arrow. Interpret this view of entropy.
Consider the reaction 2SO2(g)+O2(g)2SO3(g) (a) Calculate G at 25C. (b) If the partial pressures of SO2 and SO3 are kept at 0.400 atm, what partial pressure should O2 have so that the reaction just becomes nonspontaneous (i.e., G=+1.0 k J)?