# Chemistry

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If 25.5 grams of NaOH is dissolved in 750 ml of water, find:

[H+]=
[OH-]=
pH=
pOH=

• Chemistry -

moles NaOH = grams/molar mass
(NaOH) = moles/L soln.
pOH = -log(OH^-)
pH + pOH = pKw = 14.

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