Answer
For a sample of seawater with pH = 8.30:
$[H_3O^+] = 5.0 \times 10^{- 9}M$
Work Step by Step
$[H_3O^+] = 10^{-pH}$
$[H_3O^+] = 10^{- 8.30}$
$[H_3O^+] = 5.0 \times 10^{- 9}M$
Chemistry: The Molecular Science (5th Edition)
by Moore, John W.; Stanitski, Conrad L.
Published by
Cengage Learning
ISBN 10:
1285199049
ISBN 13:
978-1-28519-904-7
Chapter 14 - Acids and Bases - Questions for Review and Thought - Topical Questions - Page 652b: 37a
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