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The heat of combustion of ethanol determ...

The heat of combustion of ethanol determined by a bomb calorimeter is -670.48 kcal`mol^-1` at `25^@C`. What is `triangleU` at `25^@C` for the reaction, `C_2H_5OH(l)+3 O_2(g)rarr2CO_2+3H2O(g)` is:`

A

`-335.24 kcal`

B

`-669.28 kcal`

C

`-670.48 kcal`

D

`+670.48 kcal`

Text Solution

Verified by Experts

The correct Answer is:
C
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