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Potassium hydrogen phthalate is a solid, monoprotic acid frequently used in the laboratory as a primary...

Potassium hydrogen phthalate is a solid, monoprotic acid frequently used in the laboratory as a primary standard. It has the unwieldy formula of KHC8H4O4. This is often written in shorthand notation as KHP. If 37.5 mL of a sodium hydroxide solution are needed to neutralize 2.14 grams of KHP, what is the molarity of the sodium hydroxide solution?

__________M

Oxalic acid dihydrate is a solid, diprotic acid that can be used in the laboratory as a primary standard. Its formula is H2C2O4•2H2O.

A student dissolves 0.295 grams of H2C2O4•2H2O in water and titrates the resulting solution with a solution of barium hydroxide of unknown concentration. If 21.3 mL of the barium hydroxide solution are required to neutralize the acid, what is the molarity of the barium hydroxide solution?
_______M

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