Chemistry: A Molecular Approach (3rd Edition)

Published by Prentice Hall
ISBN 10: 0321809246
ISBN 13: 978-0-32180-924-7

Chapter 15 - Sections 15.1-15.12 - Exercises - Review Questions - Page 745: 15

Answer

$pH$ is the negative logarithm of the hydronium ion concentration: $pH = -log[H_3O^+]$ At $25^{\circ}C:$ $pH < 7: Acidic$ $pH = 7: Neutral$ $pH > 7: Basic$
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