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    pH of a Salt Solution

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    What is the pH of 0.50-M sodium benzoate? The benzoate ion (C7H5O2-) is the anion of benzoic acid.

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    https://brainmass.com/chemistry/acids-and-bases/ph-salt-solution-42555

    Solution Preview

    k_a for C6H5COOH = 6.33 x 10-5

    First dissolve the salt. Then determine how each ion reacts with water.
    C6H5COONa : Na+(aq) + C6H5COO-(aq)

    Na+(aq) + H2O : no reaction, ...

    Solution Summary

    The solution explains through line-by-line calculations the steps necessary to find the pH of sodium benzoate as described by the questioner.

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