`Hin` is an acidic indicator `(K_(Ind) =10^(-7))` which dissociates into aqueous acidic
Channel: Doubtnut
Date: 12/07/2020

`Hin` is an acidic indicator `(K_(Ind) =10^(-7))` which dissociates into aqueous acidic solution of `30mL` of `0.05M H_(3)PO_(4) (K_(1) = 10^(-3), K_(2) = 10^(-7), K_(3) = 10^(-13))`  Calculate the `[(Ind^(Theta))/(Hin)]`