1 mole of rigid diatomic gas performs a work of Q 5 when heat Q is supplied to it. The molar heat capacity of the gas during this transformation is x R 8 . The value of x is [ R universal gas constant]

Question

1 mole of rigid diatomic gas performs a work of Q 5 when heat Q is supplied to it. The molar heat capacity of the gas during this transformation is x R 8 . The value of x is [ R universal gas constant],

MARKS App · Accepted Answer

Q = Δ U + W Q = Δ U + Q 5 Δ U = 4 Q 5 n C v Δ T = 4 5 n C Δ T C = 25 8 R x = 25

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