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Second Law of Thermodynamics

What is the n...

Question

What is the necessary condition for spontaneity of a process?

A

Δ S > O

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B

Δ E < O

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C

Δ H < O

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D

Δ G < O

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Solution

The correct option is A $Δ S > O$
For the reaction to be spontaneous, the first necessary condition is the entropy must be positive i.e. $Δ S > 0$

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