Convert pH to pOH.
pH + pOH = pKw = 14.
Then convert pOH to OH^-
That will be the molarity of KOH.
M = moles/L solution.
Solve for moles, then
moles = grams/molar mass
Solve for grams.
What mass of KOH is necessary to prepare 799.9 mL of a solution having a pH = 11.68?
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