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 15 - Additional Aqueous Equilibria - Questions for Review and Thought - Topical Questions - Page 693: 15b

Answer

$HCl$ and $NaCl$ are not the best combination for a buffer with $pH \approx 9$, because $HCl$ is a strong acid, so this isn't a buffer solution.

Work Step by Step

- A strong acid $HCl$ and its conjugate base $Cl^-$ can't make a buffer solution, and its solution pH will be less than 7. (Acidic)

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