AS=- 2550 J/mole.K, at what erature range would this on be spontaneous?

Q: What is the entropy change for the universe, delta Suniv, for the vaporization of one mole of CH3OH…

A: The solution is as follows :

Q: if the process is never spontaneous

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Q: 14) Consider the sublimation of carbon dioxide (dry ice) is spontaneous under standard conditions.…

A: Given reaction is :  CO2 (s) <-----------> CO2 (g) , ∆G0rxn = -18.7 KJ/mole or -18700 J/mole…

Q: 3. Using data listed in Table I below, calculate the equilibrium constant (K) for the following…

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Q: 41. Which of the following is TRUE for a non-spontaneous process? AH = TAS AH TAS

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Q: At what temperatures will the following processes be spontaneous? (Enter NONE if the process is…

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Q: For the reaction 4NH3(g) + 50,(g)–→4NO(g) + 6H,O(g) AH° = -905.2 kJ and AS° = 180.5 J/K The standard…

A: Change in standard free energy calculation:

Q: 20. What are the signs of AH and AS for a reaction that is spontaneous at any temperature? O A) AH…

A: For a reaction to be spontaneous, the Gibbs free energy value (ΔG) for the reaction should be…

Q: At what temperatures will the following processes be spontaneous? (Enter NONE if the process is…

A: The relationship between ∆G , ∆H , ∆S and temperature is given by ∆G = ∆H - T∆S If ∆G = 0, reaction…

Q: 4. From the following AH and AS values, predict whether the reaction would be spontaneous. If not,…

A: Formula used ∆G = ∆H — T∆S For spontaneous reaction ∆G < 0 To make reaction spontaneous…

Q: 5) When could the following reactions be spontaneous (if ever)? AGys = AHays- TASs C. AH is positive…

A: ΔG is the gibbs free energy which decides whether the given reaction is spontaneous or not. ΔG = ΔH…

Q: Find the temperature (in K) above which a reaction with a AH of 53.00 kJ/mol la AS of 100.0 J/mol-K…

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Q: For the reaction, A + B --> C, AHO = +30 kJ; AS° = +50 J/K. Therefore the reaction is: spontaneous…

A: For the reaction:  For a spontaneous reaction,

Q: For the reaction CaO(s) + CO2(g)CACO3(s) at 298 K, AG = -130.9 kJ/mol, AH= -178.3 kJ/mol, AS = -159…

A: For spontaneous reaction, value of  ΔG is negative. For non- spontaneous reaction,  value of ΔG is…

Q: If the Delta*H = 135kJ / m * ol and AS 92 J/K mol, at what temperature does this reaction become…

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Q: 7) Calculate AG for a reaction at 85 °C if AH is -34.6 kJ and AS is -114 J/K. Is the reaction…

A: Given ΔH = -34.6 kJ ΔS = -114 J/K T = 85°C

Q: Which are spontaneous at high temperatures? Choose one or more: A 2H,S(g) + 30,(g) –→ 2H,0(g) +…

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Q: For a given reaction AH= -11.8 kJ/mol and AS= -207 J/mol-K at 55°C. Is the reaction spontaneous at…

A: Given: ∆H=-11.8 kJ/mol∆S=-207 J/mol·KT=55°C

Q: O A. Nonspontaneous at high temperatures and spontaneous at low tempera B. Nonspontaneous at low…

A: ∆G = ∆H-T∆S For spontaneous reaction ∆G  < 0 For non spontaneous reaction ∆G  > 0

Q: Calculate AG at 600. K for H₂O(g) + 1/2 O2(g) = H₂O2(g) using the following data: AG° = H2(g) +…

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Q: The Gibbs energy change for a reaction is-125 kJ. The reaction is therefore: O irreversible O…

A:

Q: Consider the reaction:  4 A (g) ------  2 B (s) +  3 C (g) + 20.5 kJ,    at what…

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Q: 2NO(g) + O2(g)→ 2NO2(g); AH°= -125 kJ/mol; AS°= -150 J/mol-K Below a temperature of K, this reaction…

A:

Q: Calculate AGo for a reaction for which AH° = 24.6 kJ and AS° = 132 J/K at 298 K. Is this reaction…

A: Answer: option c) -14.7 kJ ; spontaneous

Q: d. The rxn = 79.7 J/( mol-K), at what temperature will this 9) Given AH = 57.2 kJ/mol and AS,…

A: A reaction with negative  ΔG means the reaction occurs with a release in energy.  This means that…

Q: For the reaction 2C,H6(g) + 702(g)4CO2(g) + 6H2O(g) AH° = -2855.4 kJ and AS° = 92.7 J/K The standard…

A: Since the relationship between the ΔG0 , ΔH0 and ΔS0 is given by  ΔG0 = ΔH0 - TΔS0  where T =…

Q: For the reaction 2CO(g) + O2(g)2CO2(g) ΔG° = -515.1 kJ and ΔS° = -173.1 J/K at 294 K and 1 atm.…

A: Given data,∆G=-515.1kJ∆S=-173.1J/Kmoles=1.66

Q: For a particular reaction, AH = -32 kJ and AS = -98 J/K. Assume that AH and AS do not vary with…

A: As we know that a spontaneous process is one that happens without the addition of external energy. A…

Q: The second law of thermodynamics states that if the change in S in the universe is greater than 0,…

A: Second Law of thermodynamics based on a parameter of chemical reaction termed as entropy Sign of…

Q: A reaction will be spontaneous at all temperatures if O a. AH and AS are negative. O b. AH is…

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Q: At - 16.4 °C the pressure equilibrium constant K, = 7.4 for a certain reaction. Here are some facts…

A: From the given data - Kp = 7.4 at -16.4o C (256.6 K) Kp = ?  at -330C  (240 K) The second value is…

Q: What is true about 02 (g) + 2HCl (g) AHY-48 kJ mol i. The reaction is non-spontaneous. ii. The…

A: Option i is correct.This is due to the fact that  negative ∆G  results in an spontaneous…

Q: þetermine the values of AH', AS'and AG'for the following two reactions at 25 °C, using the data…

A: A spontaneous reaction is a reaction that favors the production of compounds under the conditions…

Q: When AH is negative and AS is positive, the reaction is: ONever spontaneous OSpontaneous at low…

A: Detail solution is given below

Q: Given the values of AH, ASa, and T, determine ASuniy and predict whether or not each reaction is…

A:

Q: Hydrogen bromide dissociates into its gaseous elements, H2 and Br2, at elevated temperatures. AHj,…

A: The equilibrium constant can be written as the ratio of concentration of products to the…