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A 0.541 g sample of a diprotic acid is dissolved in water and titrated with 0.160...

A 0.541 g sample of a diprotic acid is dissolved in water and titrated with 0.160 M NaOH. What is the molar mass of the acid if 30.6 mL of the NaOH solution is required to neutralize the sample? Assume the volume of NaOH corresponds to the second equivalence point.

molar mass: _____ g/mol

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Answer #1

The reaction is roticaid df H₂A + 2NaOH - NGA +240 NaOH = 0.16MX 30.6 l. 1000mllit = 0.00u 89 mol. 0.00489 mol H₂A needed - 1

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