Chemistry: The Central Science (13th Edition)

Published by Prentice Hall
ISBN 10: 0321910419
ISBN 13: 978-0-32191-041-7

Chapter 16 - Acid-Base Equilibria - Exercises - Page 717: 16.22e


$NH_4^+$ is a weak acid. Conjugate base: $NH_3$, which is a weak base.

Work Step by Step

$NH_4^+(aq) + H_2O(l) --> NH_3(aq) + H_3O^+(aq)$ As we can see in this reaction, $NH_3$ is the conjugate base of $NH_4^+$. Since $NH_4^+$ is a weak acid, $N{H_3}^{}$ will be a weak base.
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