`K_(a)` for ascorbic acid `(Hasc)is 5xx10^(-5)`. Calculate the hydrogen in an aqueous solution in which the concentration of `Asc^(-)` ions in `0.02M`.

K_(a) for ascorbic acid (HASc) is 5 xx 10^(-5) . Calculate the [H^(o+)] in an aqueous solution in which the concentration of Asc^(Theta) ions is 0.02M .

K_(a) for ascorbic acid (HASc) is 5 xx 10^(-5) . Calculate the [H^(o+)] in an aqueous solution in which the concentration of Asc^(Theta) ions is 0.02M .

Calculate the pH value of the solution in which the concentration of OH^(-) " ions is " 5.0 xx 10^(-9) " mol " L^(-1) at 298 K

Calculate the pH of a solution in which the concentration of the hydrogen ions is 1.0xx10^(-8)mol" litre"^(-1) .

K_(a) for butyric acid is 2.0xx10^(-5) . Calculate pH and hydroxyl ion concentration in 0.2M aqueous solution of sodium butyate.

At 25^(@)C what is the concentration of H_(3)O^(+) ions in an aqueous solution in which the concentration of OH^(-) ions is 2xx10^(-5)(M) ?