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 - Conceptual Exercise 14.11 - Acid Strengths - Page 625: a


Pyruvic acid is stronger.

Work Step by Step

The acid with the higher $K_a$ value is the stronger. Since $3.2 \times 10^{-3}(Pyruvic) > 1.5 \times 10^{-4}(Lactic)$ Pyruvic acid is the stronger.
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