Acetic acid (CH 3 COOH), on the other hand, is a weak acid. Only some of the protons will be transferred to water in an aqueous solution of acetic acid, so it does not increase the hydronium ion ...

This means that, for a given concentration in aqueous solution, the stronger an acid, the lower the pH. The more concentrated the solution of an acid, the lower its pH will be. Key fact If the ...