The heat of combustion of solid benzoic ...

The heat of combustion of solid benzoic acid at constant volume is `-321.30 KJ` at `27^(@) C` . The heat of combustion at constant pressure is

A

`-321.30 - 300 `R

B

`-321.30 + 300` R

C

`-321.30 - 150` R

D

`-321.30 + 900` R .

Text Solution

Verified by Experts

The correct Answer is:

C

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Knowledge Check

The heat of combustion of benzene at 27^@C and at constant volume is -3245 KJ. Then the heat of combustion of benzene at the same temperature and at constant pressure

A

`-3241.26 KJ`

B

`-3252.48 KJ`

C

`-3248.74 KJ`

D

`3248.74 KJ`

The total heat content of a system at constant pressure is

A

Enthalpy

B

Interanl energy

C

Entropy

D

Free energy

The total heat content of a system at constant pressure is

A

Enthalpy

B

Interanl energy

C

Entropy

D

Free energy

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