Consider the decomposition of gaseous N2O4: N2O4(g) → 2 NO2(g) ΔH° = +57.1 kJ/mol; ΔS° = +175.8 J/mol K d)Is the reaction spontaneous under standard conditions at 298 K? e)If the reaction is nonspontaneous at 298 K, determine the temperature at which it will become spontaneous, or explain if it will be nonspontaneous at all temperatures.

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A: a. The reaction: N₂O₄(g) → 2 NO₂(g) Standard enthalpies of formation: N₂O₄(g): Hf =…

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Q: What is the ∆G° if ∆H° is +42.7 kJ and ∆S° is +88 J/K? (SHOW CALCULATIONS) b) Is it spontaneous?…

A: ∆H°=+42.7kJ =42.7 × 1000 = 42700joule ∆S°= +88J/K ∆G°=?

Q: 8. Use the free-energy information data on the table of Standard Thermodynamic Properties for…

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Q: For a particular reaction, AH° = 55.4 kJ/mol and AS° = 94.1 J/(mol-K). Assuming these values change…

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Q: For a particular reaction, ∆H = -32 kJ and ∆S = -98 J>K. Assume that ∆H and ∆S do not vary with…

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Q: Hello, I completed this problem, but I'm getting something wrong. Could you help?

A: To find temperature at which reaction becomes spontaneous.

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Q: For the reaction C2H6 (g) → C2H4 (g) + H2 (g) ΔH° is +137 kJ/mol and ΔS° is +120 J/K ∙ mol. This…

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Q: 8. Use the free-energy information data on the table of Standard Thermodynamic Properties for…

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Q: If a chemical reaction has a negative AH and a positive AS, then A) it will be spontaneous at all…

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Q: For the process O2(g)      2O(g), ΔH° = 498 kJ·mol –1.  What would be the predicted sign of ΔS°rxn…

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Q: A certain reaction has ΔH∘ = + 35.8 kJ and ΔS∘ = 85.5 J/K. 1. exothermic or endothermic? 2. Does…

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Q: Determine whether the following process are spontaneous or non-spontaneous. Write your answers on…

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Q: For a particular reaction, AH = -46.7 kJ and AS =-123.8 J/K. Assuming these values change very…

A: ∆H°=-46.7KJ ∆S°=-123.8J/K ∆H°-T∆S°=0

Q: Consider

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Q: For a particular reaction, AH = 20.1 kJ/mol and AS" = 45.9 J/(mol-K). Assuming these values change…

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