Potassium hydrogen phthalate (HKC8H4O4) is a monoprotic acid commonly called KHP. KHP has a molar mass of 204.20 g/mol. A student weighs out 1.345 g of KHP. Titration of this KHP sample required 18.56 mL of NaOH. Calculate the molarity (M) of the base. Enter your answer with the proper significant figures and no units.

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Q: diluted

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