Question: I need help ASAP please!! A weak acid, HA, has a pKa of 4.143. If a solution of this acid has a pH of 4.657,

I need help ASAP please!!

A weak acid, HA, has a pKa of 4.143. If a solution of this acid has a pH of 4.657, what percentage of the acid is not ionized? Assume all H+in the solution came from the ionization of HA. percentage not ionized: %

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