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A .020 L, .2 M lactic acid solution is titrated with .02 M potassium hydroxide. find...

A .020 L, .2 M lactic acid solution is titrated with .02 M potassium hydroxide. find the ph at the .5 equivalence point and the equivalence point. ka is 1.4*10^-4. show all work with ice tables cleary.

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