The equilibrium constant(Kc) for the re...

The equilibrium constant`(K_c)` for the reaction `N_2(g) + O_2 (g) rarr 2NO (g)` at temperature T is `4xx10^(-4)` .The value of `K_c` for the reaction,`NO(g) rarr1//2 N_2 (g) +1//2O_2 (g) ` at the same temperature is:

A

50

B

0.02

C

`2.5 xx 10^2`

D

`4 xx 10 ^(-4)`

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