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A 0.085 M solution of phenylacetic acid (HPac) has a pH of 2.68. Calculate the Ka value of this acid based on the equation: H
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Answer #1

Phenyl acetic acid, C6H5CH2COOH CHPAC) HPAC (aq) + H₂O (1) PAC (aq) + H3ot ka - (Pac] [H301) [HPAC) Here, pH 2.68 pH = -log(C

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