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The heat of combustion of ethanol was de...

The heat of combustion of ethanol was determined in a bomb calorimeter and was found to be `-670.48kcal mol^(-1)` at `25^(@)C`. What will be `DeltaU` for the same reaction at `298K` ?

A

`-269.24 kCal`

B

`-469 . 28 kCal`

C

`- 670 .48 k Cal`

D

`+770 .48 k Cal`

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