For the reactionA + B hArr C+ D , the concentrations of A and B are equal . The equilibrium concentration of C is twice that of A . K_(C) of the reaction is

For the reactionA + B hArr C+ D , the concentrations of A and B are eq

1.	For the reactionA + B hArr C+ D , the concentrations of A and B are equal . The equilibrium concentration of C is twice that of A . K_(C) of the reaction is
Answer» `1//4` `4` `1//9` 9 Answer :B