Using S° values from Appendix C, calculate ∆S° values for the following reactions. In each case, account for the sign of ∆S°.(a) C2H41g2 + H21g2 ¡ C2H61g2(b) N2O41g2 ¡ 2 NO21g2(c) Be1OH221s2 ¡ BeO1s2 + H2O1g2(d) 2 CH3OH1g2 + 3 O21g2 ¡ 2 CO21g2 + 4 H2O1g2

Q: Predict the sign of ∆Ssys for each of the following processes: Gaseous Cl2 dissociates in the…

A: The given process is gaseous Cl2 in the stratosphere to form gaseous CI atoms.

Q: Determine ∆G° for the reaction 3 N₂(g) + 2 O₃(g) → 6 NO(g) at 223°C.   ∆H°= +257.7 kj/mol ∆S°=…

A: Gibbs Free energy (G) : The energy associated with a chemical reaction that can be used to do work.…

Q: Calculate ΔS° at 298 K for the reaction below. OF2(g) + H2O(g)  ➜  O2(g) + 2HF(g) ΔG°= –358.4…

A: Given: ΔG°= –358.4 kJ/mol ΔH°= –323.2 kJ/mol Temperature = 298 K

Q: What is K for a reaction if ∆G° =-269.9 kJ/mol at 25°C? (R = 8.314 J/mol ･ K)

A: Answer :-  K = 2.0 × 1047 the equilibrium constant, K for the reaction = 2.0 × 1047…

Q: Predict the sign of ΔS for

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Q: (a) If K<< 1 for a reaction, what do you know about the sign and magnitude of ∆Go? (b) If…

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

Q: Predict the sign of ΔS for

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Q: Calculate ∆H°, ∆S° and ∆G° at 298.15 K for the reaction H2 (g)+F2 (g)→2HF(g)

A: We know , Substance  ∆H°(kj/mol) ∆S° (j/mol K) ∆G° (kj/mol) H2(g) 0 130.58 0 F2(g) 0 202.7 0…

Q: What is ∆G° for the reaction CaO(s) + CO₂(g) → CaCO₃(s)?

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Q: Calculate ΔS° for the following changes, ΔS° value from the Table:

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Q: Hydrogenation is the addition of H₂ to double (or triple)carbon-carbon bonds. Peanut butter and most…

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Q: The neutralization of a strong acid and strong base has an enthalpy change, ∆H°, = -55.9 kJ/mol. The…

A: The relationship between ∆S°, ∆H° and ∆G° is given by  ∆G° = ∆H° - T∆S° where T = temperature in…

Q: Calculate ΔrH° (in  kJ mol−1), ΔrS° (in J K−1 mol−1),  ΔrG° (in kJ mol−1) at 298.15 K for the…

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Q: What is K for a reaction if ∆G° =-176.5 kJ/mol at 25°C? (R = 8.314 J/mol ･ K)

A: The change in Gibbs free energy can be expressed at 298 K as follows-

Q: 67.) For the reaction below, write the mass action expression. Then, calculate ΔG if ΔH is 97.56…

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Q: At 298 K, the reaction shown below has the following data: ΔS° = 61.4 J/K, ΔH° = +64.4 kJ, and ΔG° =…

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Q: Calculate the free-energy change for the synthesis of ammonia at 25°C given the following sets of…

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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: For which of the following reactions, if any, if ΔS ° positive

A: We have to tell the reactions for which ∆S° is positive.

Q: What is S° for B in the reaction 3 A → 2 B if ∆S°(rxn) =-270.2 J/mol ･ K? [S° (A) = (205.0 J/mol…

A: Here we are required to find the standard entropy of product B.

Q: At 560 K, ∆G° = -24.7 kJ/mol for the reaction A (g) + 2 B (g) → 3 C (g). If the partial pressures of…

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Q: What is K for a reaction if ∆G° =-292.8 kJ/mol at 25°C? (R = 8.314 J/mol ･ K)

A: Interpretation: The value of K for a reaction, if ∆G° = -292.8 kJ/mol at 25°C is to be determined.

Q: Absolute Entropy at 298 K (J/(K mol)) NO(g) 211 O2(9) 205 NO2(g) 240

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Q: Keq

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Q: What is S° for A in the reaction 3 A → 2 B if ∆S°(rxn) =-147.3 J/mol ･ K? [S° (B) = (240.0 J/mol…

A: Entropy measures the randomness of a molecule in a system. Thus entropy order-  S(gas)>…

Q: At 560 K, ∆G° = -23.5 kJ/mol for the reaction A (g) + 2 B (g) → 3 C (g). If the partial pressures of…

A:

Q: What happens to ΔG°298 (becomes more negative or more positive) for the following chemical reactions…

A: The relation between ΔG° and equilibrium constant, K is as follows: ∆G°=-RT ln K…

Q: For each reaction, predict the sign and find the value of ΔS°:

A: Given:-                     a    3NO2g +H2Ol  →2HNO3l +NOgb   N2g +3F2(g)   →2NF3gc   C6H12O6s +6O2g…

Q: (a) Is an endothermic reaction more likely to be sponta-neous at higher temperatures or lower…

A: Since you have posted multiple questions, we will solve only one question for you. If you any…

Q: Calculate ΔS°298 for the following changes.(a) SnCl4(l) ⟶ SnCl4(g)(b) CS2(g) ⟶ CS2(l)(c) Cu(s) ⟶…

A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you.…

Q: At 560 K, ∆G° = -38.9 kJ/mol for the reaction A (g) + 2 B (g) → 3 C (g). If the partial pressures of…

A: The question is based on the concept of equilibrium. we have to calculate Gibbs free energy change…

Q: What is K for a reaction if ∆G° =-273.8 kJ/mol at 25°C? (R = 8.314 J/mol ･ K)

A: Standard Gibbs free energy is related with Equilibrium constant,K as - ∆G° = - RT ln K   Where - ∆G°…

Q: At 460 K, ∆G = -13.70 kJ/mol for the reaction 2 A (g) → B (g). If the partial pressures of A and B…

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Q: (a) The malodorous combination of sulfur compounds, H2S and SO2 can be transformed into elemental…

A: The objective of the question is to find the equilibrium constant (Kc) for the given reaction and to…

Q: What is K for a reaction if ∆G° =173.2 kJ/mol at 25.0 °C? (R = 8.314 J/mol ･ K)

A: Given, Standard gibbs free energy (∆G°) = 173.2 kJ/mol = 173.2 × 1000 J/mol = 173200 J/mol…

Q: Calculate ∆S° for the following reaction using the table below. Do not include units with your…

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Q: Calculate ∆G° for the reaction of MCO3 ---> MO + CO2 at 25°C for the alkaline earth compounds Mg and…

A: The objective of the question is to determine the standard Gibbs free energy for the alkaline earth…

Q: What are the values of ΔH and ΔS (in kJ>mol) for the change from gaseous toliquid H2O?

A: The Gibbs free energy denoted by G, combined enthalpy and entropy into a single value. The change in…

Q: S°

A:

Q: At 560 K, ∆G° = -39.9 kJ/mol for the reaction A (g) + 2 B (g) → 3 C (g). If the partial pressures of…

A: Equilibrium constant is defined as ratio of partial pressure of reactant to the partial pressure of…

Q: What is K for a reaction if ∆G° =-171.1 kJ/mol at 25°C? (R = 8.314 J/mol ･ K)

A: Gibbs' free energy and equilibrium constant has the following relation ∆G0 =-RT lnKeqm Or, Keqm =…

Q: Kc for the interconversion of butane and isobutane is 2.5 at 25°C.…

A: The standard state free energy change, ∆Go, for a chemical process at some temperature T, we can…

Q: The equilibrium constant for a chemical reaction is Kc = 243 at 25°C. What is the standard free…

A: Given : Equilibrium constant, K = 243 And temperature = 25 oC

Q: The ∆H° for a reaction is -46.8 kJ mol⁻¹ and ∆S° is -0.152 kJ mol⁻¹ K⁻¹. Calculate the ∆G° for this…

A: ∆H° = -46.8 kJ mol⁻¹∆S° = -0.152 kJ mol⁻¹ K⁻¹T = 298 K∆G° = ?Note: Relationship between enthalpy…

Q: At 425 K, ∆G = -24.3 kJ/mol for the reaction 2 A (g) → B (g). If the partial pressures of A and B…

A: