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The heat of reaction for N2 + 3H2 rarr ...

The heat of reaction for `N_2 + 3H_2 rarr 2NH_3` at `27^@C` is – 91.94 kJ. What will be its value at `50^@C`? The molar heat capacities at constant P and `27^@C` for `N_2, H_2 and NH_3` are 28.45, 28.32 and 37.07 J respectively.

A

`-92.843` kJ

B

`-47.7723` kJ

C

`-132.5` kJ

D

`-176.114` kJ

Text Solution

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The correct Answer is:
A
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