6. A 0.11 M solution of weak acid, HA, has a pH of 4.24. a. Write the dissociation reaction of the acid in water. b. Write the acid dissociation constant expression. c. Given the table below, what is the most probable identity of the acid? Acid Ka Hypochlorous acid 3.0 x 10-8 Nitrous acid 7.1 x 10-4 Hydrogen cyanide 6.2 x 10-10 Propionic acid 1.3 x 10-5

6. A 0.11 M solution of weak acid, HA, has a pH of 4.24. a. Write the dissociation reaction of the acid in water. b. Write the acid dissociation constant expression. c. Given the table below, what is the most probable identity of the acid? Acid Ka Hypochlorous acid 3.0 x 10-8 Nitrous acid 7.1 x 10-4 Hydrogen cyanide 6.2 x 10-10 Propionic acid 1.3 x 10-5

Chemistry for Engineering Students

3rd Edition

ISBN:9781285199023

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter11: Chemical Kinetics

Section: Chapter Questions

Problem 11.56PAE: The labels on most pharmaceuticals state that the medicine should be stored in a cool, dark place....

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