# Finding pKa from equivalence point on titration curve [closed]

Is there a mathematical proof/explanation of why $\mathrm{p}K_\mathrm{a}$ corresponds to the $\mathrm{pH}$ at $\text{Volume of titrant}/2$ at the equivalence point?

A concise proof will suffice.

## closed as off-topic by MaxW, Gaurang Tandon, Mithoron, aventurin, TyberiusJun 11 '18 at 3:29

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