Successive dissociation constants of `H_(2)CO_(3)` are `K_(a_(1)) = 10^(-3)` and `K_(a_(2)) = 10^(-6
Channel: Doubtnut
Date: 2020-04-19

Successive dissociation constants of `H_(2)CO_(3)` are `K_(a_(1)) = 10^(-3)` and `K_(a_(2)) = 10^(-6)`. An aqueous solution contains `0.1 MH_(2)CO_(3)` and `0.1 M HCI` at `25^(@)C`   The concentration of `CO_(3)^(2-)` at equilibrium in solution is: (approximately)