Heat of 20 K cal is supplied to the syst...

Heat of `20` K cal is supplied to the system and `8400 J` of external work is done on the system so that its volume decreases at constant pressure. The change in internal enregy is `(J=4200 J//kcal)`

A

`9.24xx10^(4) J`

B

`7.56xx10^(4) J`

C

`8.4xx10^(4) J`

D

`10.5xx10^(4) J`

Text Solution

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The correct Answer is:

A

`dU=dQ+dW`

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