An insulator container contains 4 moles of an ideal diatomic gas at temperature T. Heat Q is supplied to this gas, due to which 2 moles of the gas are dissociated into atoms but temperature of the gas remains constant. Then

(1) Q = 2RT

(2) Q = RT

(3) Q = 3RT

(4) Q = 4RT

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Concept Questions :-

First law of thermodynamics
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