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N(2(g))+2O(2(g)) rarr 2NO(2) +X kJ 2NO...

`N_(2(g))+2O_(2(g)) rarr 2NO_(2) +X kJ`
`2NO_((g))+O_(2(g)) rarr 2NO_(2(g))+Y kJ`
The enthalpy of formation of `NO` is

A

`(2X - 2Y)`

B

`X - Y`

C

`(Y - X)//2`

D

`(X - Y)//2`

Text Solution

Verified by Experts

The correct Answer is:
C
`1/2 N_(2)+1/2 O_(2) rarr NO`
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