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For the reaction C(6)H(12)(l)+9O(2)(g)...

For the reaction
`C_(6)H_(12)(l)+9O_(2)(g)to6H_(2)O(l)+6CO_(2)(g)` , `DeltaH=-936.9kcal`
Which of the following is true ?

A

`-936.9=DeltaE-(2xx10^(-3)xx298xx3)kcal`

B

`+936.9=DeltaE+(2xx10^(-3)xx298xx3)kcal`

C

`-936.9=DeltaE+(2xx10^(-3)xx298xx2)kcal`

D

`-936.9=DeltaE-(20.0821xx298xx3)kcal`

Text Solution

Verified by Experts

The correct Answer is:
A
`DeltaH=DeltaE+Deltan_(g)RT`
`Deltan_(g)=6-9=-3`, `R=0.002 kcal`, `T=298 K`
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