chemistry

The solubility of Mg(OH)2 in a particular buffer solution is 0.66g/L .
What must be the pH of the buffer solution?

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  1. Mg(OH)2 ==> Mg2+ + 2OH-
    Ksp = (Mg2+)(OH-)^2
    Look up Ksp, (Mg2+) = M = moles/L and moles = 0.66 g/molar mass.
    Sove for OH- and convert to pH.

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  2. Thanks a ton!!:D

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