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Enthalpy change for the reaction 2N((g...

Enthalpy change for the reaction
`2N_((g))+6H_((g))to2NH_(3(g))is-900 KJ`
The dissociation energy of N - H bond is

A

`+450 KJ`

B

`-450 KJ`

C

`+150KJ`

D

`-150 KJ`

Text Solution

Verified by Experts

The correct Answer is:
C
`DeltaH_(rxn)=-900=-6BE.(N-H)`
B.E(N-H)=150kg
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