Hypochlorous acid (HOCI) is the main disinfecting form of "active chlorine" or bleach. a. Using its acid dissociation constant (Ka = 3.0 x 10 -8), sketch a labeled pH speciation diagram for hypochlorous acid. b. What fraction of total active chlorine (HOCI+ OCF) is available for disinfection pH 8.20?

Hypochlorous acid (HOCI) is the main disinfecting form of "active chlorine" or bleach. a. Using its acid dissociation constant (Ka = 3.0 x 10 -8), sketch a labeled pH speciation diagram for hypochlorous acid. b. What fraction of total active chlorine (HOCI+ OCF) is available for disinfection pH 8.20?

Chemistry

9th Edition

ISBN:9781133611097

Author:Steven S. Zumdahl

Publisher:Steven S. Zumdahl

Chapter14: Acids And Bases

Section: Chapter Questions

Problem 8RQ: For conjugate acidbase pairs, how are Ka and Kb related? Consider the reaction of acetic acid in...

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Tartaric acid is found in many fruits including grapes. Tartaric acid is partly responsible for the dry texture of certain wines. Tartaric acid, H2C4H4O6, is a diprotic acid with the following Ką values: Ka1 = 1.00 x 10-3; Ka2 = 4.60 x 10-5 a. Write the equation for the 1st jonization of tartaric acid. b. Write the equation for the 2nd ionization of tartaric acid. c. Write the Ką expression for the 1st ionization. d. Write the Ką expression for the 2nd ionization. e. What is the equilibrium concentrations of the reactants and products from the 1st ionization of a 0.250M solution of tartaric acid? f. What is the equilibrium concentrations of the reactants and products from the 2nd ionization? g. What is the total [H30+] and the overall pH of the solution of tartaric acid?
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