When a spontaneous reaction occurs then free energy of system

Decrease

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Increase

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Remain same

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Either can increase or decrease

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Solution

The correct option is A Decrease
As per the laws of thermodynamics, when the free energy content of products is less than the free energy content of substrates, the process occurs spontaneously. Thus free energy of system decreases in a spontaneous process.

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When can we say that potential energy of an atom decrese or increase?when the separation increase and decrease.

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