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From the following data N- H bond ener...

From the following data
N- H bond energy = 389 k J `mol^(-1)`
H- H bond energy = 435 k J `mol^(-1)`
N `equiv` N bond energy = `945 cdot 36 k J mol^(-1)` the enthalpy of formation of ammonia will be

A

`- 41 cdot 82 k J`

B

`- 4 cdot 182 k J`

C

`+ 41 cdot 82 k J`

D

`+ 4 cdot 182 k J`

Text Solution

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The correct Answer is:
A
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