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A solution of NaOH (aq) contains 8.2 grams of NaOH(s) per 100.0 mL of solution. Calcualte Ph and POH at 25 degrees celsiuis

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mols NaOH = grams/molar mass
M NaOH = mols/L solution
M OH^- = M NaOH
pOH = -log(OH^-)
pH + pOH = pKw = 14.

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