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The differnence between heat of reaction...

The differnence between heat of reaction at constant pressure and constant volume for the reaction,
`C_((s)) + 1/2 O_(2(g)) to CO_(2(g))`is ________.
(Assume that R=0.002 kcal and temperature = T K)

A

T cal

B

`-T cal`

C

`-T/2`cal

D

`T/2`cal

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The correct Answer is:
A
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