Chemistry: The Molecular Science (5th Edition)

Published by Cengage Learning
ISBN 10: 1285199049
ISBN 13: 978-1-28519-904-7

Chapter 14 - Acids and Bases - Questions for Review and Thought - General Questions - Page 652e: 93b


- $N{H_4}^+$ is a weak acid.

Work Step by Step

- $N{H_4}^+$ isn't in the common strong acids list: $HCl, HI, HBr, HClO_4, HClO_3, HNO_3$ and $H_2SO_4$ - You can also analyze the table $14.2$, and see that, its $K_a$ value is $5.6 \times 10^{-10}$. Compounds with $K_a < 1$ are considered: Weak acids.
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