State the sample is titrated to the phenolphthalein endpoint

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Reference no: EM13253885

A 0.411g sample of potassium hydrogen phthalate, KHC8H4O4 (molar mass= 204.44g/mol) is dissolved with 50 ml of deionized water in a 125 ml Erlenmeyer flask.

The sample is titrated to the phenolphthalein endpoint with 15.17 ml of a sodium hydroxide solution. What is the molar concentration of the NaOH solution?

Express the molar concentration of NaOH to the correct number of significant figures

Reference no: EM13253885

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