1.

In the equilibrium, 2A (g) hArr 2B(g) + C_(2)(g) the equilibrium concentration of A, B and C_(2) at 400 K are 1 xx 10^(-4) M, 2.0 xx 10^(-3) M, 1.5 xx 10^(-4) M respectively. The value of K_(C) for the equilibrium at 400 K is ………… .

Answer»

0.06
0.09
0.62
`3 xx 10^(-2)`

SOLUTION :`[A] = 1 xx 10^(-4) M, [B] = 2 xx 10^(-3) M, [C] = 1.5 xx 10^(-4) M`
`2A(g) HARR 2B(g) + C_(2) (g)`
`K_(C) = ([B]^(2) [C_(2)])/([A]^(2)) = ((2 xx 10^(-3))^(2) (1.5 xx 10^(-4)))/((1 xx 10^(-4))^(2)) =6.0 xx 10^(-2) = 0.06`


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