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One buffer solution used to calibrate a pH electrode was made by dissolving 2.24g of potassium propanoate, C2H5COOK, in 250cm3 of 0.20 mooll-1 propanoic acid.

  • chemistry -

    I assume you want the pH of the solution.
    pH = pKa + log(base)/(acid)
    Substitute and solve or pH.

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