During a certain titration, 328.0 mL of 0.0250 M aqueous phosphoric acid was required to exactly neutralize 91.0 mL of sodium hydroxide. Determine the molarity of the base. H3PO4 (aq)   +   3 NaOH (aq)   3 H2O (l)   +   Na3PO4 (aq)      (balanced)

Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
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Chapter4: Stoichiometry: Quantitative Information About Chemical Reactions
Section: Chapter Questions
Problem 111GQ: One half liter (500. mL) of 2.50 M HCl is mixed with 250. mL of 3.75 M HCl. Assuming the total...
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During a certain titration, 328.0 mL of 0.0250 M aqueous phosphoric acid was required to exactly neutralize 91.0 mL of sodium hydroxide. Determine the molarity of the base.

H3PO4 (aq)   +   3 NaOH (aq)   3 H2O (l)   +   Na3PO4 (aq)      (balanced)

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