The standard heats of formation of NO2(g...

The standard heats of formation of `NO_2(g)` and `N_2O_4(g)` are `8 cdot 0` and `2 cdot 0 kcal mol^(-1)` respectively. The heat of dimerisation of `NO_2` in kcal is

A

` 10 cdot 0`

B

`-6 cdot 0`

C

`- 12 cdot 0`

D

`- 14cdot 0`

Text Solution

Verified by Experts

The correct Answer is:

D

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