Chemistry and Chemical Reactivity (9th Edition)

Published by Cengage Learning
ISBN 10: 1133949649
ISBN 13: 978-1-13394-964-0

Chapter 16 Principles of Chemical Reactivity: The Chemistry of Acids and Bases - Study Questions - Page 629f: 92


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Work Step by Step

a) $K_b=K_w/K_a=4.35\cdot10^{-4}$ b) It would be between hydrogen carbonate and hexaaquanickel ion. Water is an acid weaker than the ion and hydroxide is a base stronger than the molecule. c) $K_a=x\cdot x/(0.015-x)$ $x=[H_3O^+]=5.87\cdot10^{-7}$ $pH=6.23$
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