9.2 g of `N_(2) O_(4 (g))` is taken in 1 lit vessel and heated . At equilibrium , 50 % is dissociated . Equilibrium constant (mol/lit) [MW = 92]
A
`0.1`
B
`0.4`
C
`0.2`
D
`2`
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The correct Answer is:
c
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