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For the given real gas reaction, 2A(g)...

For the given real gas reaction,
`2A(g)+B(g)rarrD(g)`
carried out in a `10` liter rigid vesses, the initial pressure is `50` bar which decreases to `20` bar, during the course of reaction. If heat liberated in the reaction is `400` kJ then what is the change in magnitude of internal energy of the reaction (in kJ) ?

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The correct Answer is:
400
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