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For the reaction: 2C4H10(g)+13O2(g)-->8CO2(g)+10H20(g) delta H is -125kJ/mol and delta S is 253 J/K*mol. This reaction...

For the reaction: 2C4H10(g)+13O2(g)-->8CO2(g)+10H20(g) delta H is -125kJ/mol and delta S is 253 J/K*mol. This reaction is_.

a) spontaneous at all temperatures

b) spontaneous only at high temperatures

c) spontaneous only at low temperatures

*I know the answer is A, but I need a detailed explanation as to why that is the correct answer.

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