# A weak acid, HA, has a pKa of 4.838. If a solution of this acid has a pH of 4.675, what percentage of the acid is not ionized? Assume all H+ in the solution came from the ionization of HA.

Question

A weak acid, HA, has a pKa of 4.838. If a solution of this acid has a pH of 4.675, what percentage of the acid is not ionized? Assume all H+ in the solution came from the ionization of HA.