The pKa of hypochlorous acid is 7.530. A 53.0 mL solution of 0.101 M sodium hypochlorite (NaOCI) is titrated with 0.279 M НС. Calculate the pH of the solution after the addition of 5.95 mL of 0.279 M HCI. pH = Calculate the pH of the solution after the addition of 20.3 mL of 0.279 M HCI.

The pKa of hypochlorous acid is 7.530. A 53.0 mL solution of 0.101 M sodium hypochlorite (NaOCI) is titrated with 0.279 M НС. Calculate the pH of the solution after the addition of 5.95 mL of 0.279 M HCI. pH = Calculate the pH of the solution after the addition of 20.3 mL of 0.279 M HCI.

Chemistry: Principles and Reactions

8th Edition

ISBN:9781305079373

Author:William L. Masterton, Cecile N. Hurley

Publisher:William L. Masterton, Cecile N. Hurley

Chapter14: Equilibria In Acid-base Solutions

Section: Chapter Questions

Problem 52QAP: A solution is prepared by dissolving 0.350 g of benzoic acid, HC7H5O2, in water to make 100.0 mL of...

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Concept explainers

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.

Question

The pKa of hypochlorous acid is 7.530. A 53.0 mL solution of 0.101 M sodium hypochlorite (NaOCI) is titrated with 0.279 M
НСІ.
Calculate the pH of the solution after the addition of 5.95 mL of 0.279 M HCI.
pH
Calculate the pH of the solution after the addition of 20.3 mL of 0.279 M HCl.
pH
Calculate the pH of the solution at the equivalence point with 0.279 M HCI.
pH

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