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Assertion. Decrease in free energy causesspontaneous reaction. Reason. Spontaneous reactions are invariably exothermic reactions.

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If both A and R are TRUE,ANDR is the TRUEEXPLANATION of A.
If both A and R are true,but R is not the true explanation of A.
If A is true, but R is false
If both A and R are false.

Answer :C


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