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At 5xx10^(4) bar pressure density of dia...

At `5xx10^(4)` bar pressure density of diamond and graphite are `3 g//c c` and `2g//c c` respectively, at certain temperature `'T'`.Find the value of `DeltaU-DeltaH` for the conversion of 1 mole of graphite to 1 mole of diamond at temperature `'T' :`

A

`100 kJ//mol`

B

`50 kJ//mol`

C

`-100 kJ//mol`

D

None of these

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A
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