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    The pH of acetic acid.

    CH3COOH + NaOH > CH3COONa + H2O CH3COOH has a concentration of 0.001M Calculate the pH. Since Acetic acid only ionises 1.3% [CH3COOH] = -log [H+] = -log [0.001 x (1.3/100) ] pH = 4.9
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