Question
Lactic acid $\left(\mathrm{CH}_{3} \mathrm{CH}(\mathrm{OH}) \mathrm{COOH}\right)$ has one acidic hydrogen. A 0.10 $\mathrm{M}$ solution of lactic acid has a pH of $2.44 .$ Calculate $K_{a} .$
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10 M, and the concentrations of $H^{+}$ and $CH_{3}CH(OH)COO^{-}$ are 0. Show more…
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