maadalin8137 maadalin8137 06-06-2023 Chemistry contestada Acetic acid, \( \mathrm{CH}_{3} \mathrm{COOH} \), is a weak acid. A \( 1.0 \mathrm{M} \) solution of this acid has a pH of \( 2.38 \). What is the \( \mathrm{K}_{\mathrm{a}} \) value of this acid? a.