For which of the following reactions is S° > 0. Choose all that apply. 2NH3(g) + 2O2(g)  N2O(g) + 3H2O(l) 2NO(g) + O2(g)  2NO2(g) C2H2(g) + 4H2O(g)  2CO2(g) + 5H2(g) CH4(g) + H2O(g)  3H2(g) + CO(g) NH4Cl(s)  NH3(g) + HCl(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: 15) Consider the following reaction at 25°C. If the pressure of H2 is 1.00 atm, the pressure of N2…

A:

Q: In the presence of excess oxygen, methane gas burns in a constant-pressure system to yield carbon…

A:

Q: Estimate the free energy change (ΔGrxn) for the following reaction at 298 K, if each gaseous…

A: 2CH3OHl+3O2g⥮2CO2g+4H2Og∆G=?T=298 K , p=0.70 atm

Q: stion 11 Calculate AG° Dxn for the following reaction at 25.0 °C. s this reaction spontaneous or…

A: The solution is given below -

Q: The space shuttle uses the following reaction to drive it's reusable rocket boosters. 3Al(s) +…

A:

Q: 1. Predict whether the entropy change for each of the following reactions will have a positive value…

A: Entropy is a measure of randomness (or) disorderness, represented by ∆S It is a state function,…

Q: Which reaction is most likely to have a decrease in entropy? O 3 NO2(g) + H2O(1) → 2 HNO3(1) + NO(g)…

A:

Q: Consider the following reaction at 298 K. C(graphite) + 2 Cl,(g) CCI,(1) AH° = -139 kJ Calculate the…

A: Given reaction is :  C (graphite) + 2Cl2 (g) ----------> CCl4 (l) , ΔH0 = -139 KJ   Then,…

Q: Where possible, classify these systems as reactant-favored or product-favored at 298 K. If the…

A:

Q: Estimate the free energy change (ΔGrxn) for the following reaction at 298 K, if each gaseous…

A: Given information: Pressure of each gas = 0.20 atm Reaction is C(s) + 2H2(g) ⇌ CH4(g) The reaction…

Q: 46. Which of the following involves a decrease in entropy? A) the sublimation of solid CO2 into CO2…

A: The correct answer about entropy is given below

Q: For the reactionC(s) + H2O(g) → CO(g) + H2(g)ΔH° = 133.3 kJ/mol and ΔS° = 121.6 J/K ∙ mol at 298 K.…

A: For the spontaneous reaction, ∆G° < 0. Since, ∆G° = ∆H° - T∆S° At 298 K, ∆G° = 133.3 ×103 J/mol –…

Q: 12) Above what temperature does the following reaction become nonspontaneous? 2 H2S(g) + 3 O2(g) → 2…

A:

Q: Enter your answer in the provided box. Water gas, a mixture of H2 and CO2, is a fuel made by…

A: Here we are required to find the temperature at which the reaction begins to favour the formation of…

Q: entropy change for the reaction 2 SO2(g) + O2(g) → 2 SO3(g)

A:

Q: Above what temperature does the following reaction become nonspontaneous?         N2O4(g) + 4 H2(g)…

A: N2O4(g) + 4 H2(g) → N2(g) + 4 H2O(l)   for the spontaneous reaction ;∆G= negative as we…

Q: C (diamond) -------> C (graphite)

A: Calculate ΔGo for the process conversion of C(diamond) into C(graphite). ΔGo is the Gibbs free…

Q: D The formation of Nitrogen monoxide from its elementS IS nonspontanecus under ambient temperatures,…

A: A reaction is said to be spontaneous when the value of ∆G is negative. According to Gibbs-Helmohltz…

Q: The change in entropy will be positive for which of the following reactions? a.2NO2(g) → N204(g) b.…

A: Entropy is a measure of disorder or randomness in the system. Gas has more entropy than solid and…

Q: A. Identify if the given entropy (AS) of the reaction is positive or negative, spontaneous or…

A: In simple words entropy is measure of disorder or randomness of system. Entropy of gas is more than…

Q: Calculate the crossover temperature at which the reaction N2(g) + 3H2(g) > 2NH3(g) becomes…

A:

Q: Where possible, classify these systems as reactant-favored or product-favored at 298 K. If the…

A: The reactions given are,

Q: Use the standard entropy data in Appendix G to determine the change in entropy for each of the…

A: Hii there, since there are multiple sub parts posted. We are answering first three sub parts. If you…

Q: Select all of the following reactions that would be expected to provide a negative change in…

A: if the value of ∆ng is positive then ∆S will also have positive value  if the value of ∆ng is…

Q: Identify whether each process is spontaneous or nonspontaneous. 1.Silverwares tarnish when exposed…

A: A spontaneous process is one that takes place without an input of energy from an external source. A…

Q: spontaneous

A:

Q: Classify each of the following reactions as spontaneous only at low temperatures (i), only at high…

A:

Q: Consider a preparation of hydrogen that involves the reaction between carbon monoxide, CO and steam…

A:

Q: What are the AHrxn and ASrxn values that indicate a spontaneous reaction at all temperatures? O…

A:

Q: Given the reaction: H2(g) + I2(g) ⇌ 2HI(g)  Δ G o     for the reaction is 2.60 kJ/mol…

A: First, the Kp value is calculated as follows,

Q: Consider the reaction represented below, which is spontaneous at 298 K.  SO2(g) + 2 NH3(g) →…

A: From the chemical equation, it is cleared that the entropy change for the reaction is negative, and…

Q: Select all of the following reactions that would be expected to provide a positive change in…

A:

Q: onsider the reaction 2 SO2 (g) + O2 (g) 2 SO3 (g) at 298 K. What is Go for this reaction? What is…

A: The reaction is: 2 SO2 + O2 ↔2 SO3 Equilibrium constant K = [SO3]2 / [SO2]2 [O2]

Q: 12) Calculate AG°, Dn for the following reaction at 25.0 °C. Is the reaction spontaneous? 3 H2 (g) +…

A:

Q: 1. A potential chemical reaction at 25.0 °C has a ΔHrxn of 147.5 kJ and a ΔSrxn of -386.9 J/K. What…

A: Given, Temperature, T = 25oC = (25 + 273.15) K = 298.15 K △Srxn = –386.9 J/K △Hrxn = 147.5 kJ =…

Q: 17. For the decomposition of hydrogen peroxide to water and oxygen, H;O2(g) H;O(g) + ½O2(g) AH° =…

A: The Gibb's free energy at constant temperature and pressure is given by the equation: ∆G=∆H-T∆S…

Q: Fe2O3(s) + C(s) ... Fe(s) + CO2(g) change H  467.9 kJ change S 560.3 J/K change G 301.3 kJ…

A: ΔG = ΔH - TΔS ΔG = Change in free energy ΔH = change in enthalpy ΔS = change in entropy T =…

Q: Classify each process as spontaneous or nonspontaneous. Spontaneous Nonspontaneous Answer Bank A…

A: Spontaneous process :- A process which takes place on its own without the need of any external…

Q: Indicate if AS is negative, near zero or positive for the following processes. a reaction that is…

A: ∆G = ∆H - T ∆S For the spontaneous process ∆G  = -Ve

Q: Identify whether each process is spontaneous or non-spontaneous. 1. Silverwares tarnish when exposed…

A: 1. Silverware tarnish when exposed to air. This process is Non-spontaneous.

Q: For the synthesis of ammonia where AG' = -33.3 kJ/mole, determine whether the reaction is…

A: The reaction given is, => Given:   And ΔGo = -33.3 KJ/mol = -33300 J/mol…

Q: Calculate AG° at 298 K for the reaction CS,(1) + 3 0,(g) - CO, (g) + 2 SO,(g) based on these…

A: Calculate Gibbs free energy of the given above reaction----......

Q: reaction Ag2O → 2Ag(s) + 12O2(g), ΔH = 30.56 KJ mol− and ΔS = 66 J K−1 mol at 1 atmosphere pressure.…

A: □H = 30.56 kJ/mol □S = 66 J/K-mol □G = □H - T □S

Q: Consider each of the following reactions and decide whether the standard entropy change for the…

A:

Q: In which of the following reactions is AS° expected to be negative? O L(s) I(g) O 2NH;(g) N(g) +…

A: Entropy is defined as the degree of randomness.  positive entropy means increase in  randomness…

Q: Calculate AG° at 298 K for the reaction CS, (1) + 30,(g) –→ CO,(g) + 2 SO,(g) based on these…

A: In-order to find the free energy change of the desired reaction, the given reactions has to be…

Q: 51. Consider the reaction (8)*0 • 20(g) → 0;(g) a. Predict the signs of AH and AS. b. Would the…

A: Here, by analyzing the equation we have to predict the sign for change in enthalpy and change in…

Q: For each of the following reactions, decide whether entropy is increasing (+AS) or decreasing (-AS).…

A:

Q: Calculate AG° at 298 K for the reaction CS,(1) + 3 0,(g) – CO,(g) + 2 SO,(g) based on these…

A: Given: ∆G° = ? Tempreture = 298 K Reaction: CS2(l) + 3O2(g) -------> CO2(g) + 2 SO2(g) C(s) +…