Chemistry and Chemical Reactivity (9th Edition)

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

Chapter 4 Stoichiometry: Quantitative Information about Chemical Reactions - Study Questions - Page 179e: 60

Answer

See answer below.

Work Step by Step

a) $pH=-log(6.7\times10^{-10}\ M)=9.17$ Basic b) $pH=-log(2.2\times10^{-6}\ M)=5.68$ Acidic c) $[H_3O^+]=10^{-5.25}=5.62\times10^{-6}\ M$, Acidic d) $pH=-log(2.5\times10^{-2}\ M)=1.60$ Acidic
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