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The difference between heat of reaction ...

The difference between heat of reaction at constant pressure and constant volume for the reaction given below at `25^@C` in kJ is `2C_6H_6(l)+15O_2(g) rarr 12CO_2(g) + 6H_2O(l)`

A

`-7.43`

B

`+3.72`

C

`-3.72`

D

`+7.43`

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