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 629e: 89


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Work Step by Step

$K_a=[H_3O^+][X^-]/[HX]$ $1.3\cdot10^{-3}=x\cdot x/(0.010-x)$ $x=0.003\ M=[H_3O^+],\ [HX]=0.007\ M$ $pH=-log([H_3O^+)]=2.52$
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