An exothermic reaction is always thermodynamically spontaneous. Justify.

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asked Oct 6, 2017 in Chemistry by jisu zahaan (28,760 points) 26 374 813

An exothermic reaction is always thermodynamically spontaneous. Justify.

1 Answer

+1 vote
answered Oct 6, 2017 by sforrest072 (157,439 points) 61 410 940
selected Oct 6, 2017 by sanjeev
 
Best answer

As the reaction of the type accompanied by decrease of randomness, the heat released is absorbed by the surroundings so that the entropy of the surroundings increases to such an extent that ΔS total is positive.

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