Anonymous
Anonymous asked in Science & MathematicsChemistry · 3 months ago

If the OH- ion concentration in an aqueous solution at 25.0 °C has a value of 0.100 M, what is the pH of the solution?

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  • 3 months ago
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    Using the [OH^-], do this:

    pOH = -log 0.100 = 1.000 (that's three sig figs in the answer because it's a log)

    Next, use this equation:

    pH + pOH = 14.000

    pH + 1.000 = 14.000

    pH = 13.000 (still three sig figs)

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