Chemistry (12th Edition)

Published by Prentice Hall
ISBN 10: 0132525763
ISBN 13: 978-0-13252-576-3

Chapter 19 - Acids, Bases, and Salts - 19 Assessment: 62

Answer

At 25 C, the hydrogen ion concentration is pure water is 1.0 x 10^-7. Knowing pH is the negative log of the hydrogen ion concentration. This gives us the pH to be 7.

Work Step by Step

At 25 C, the hydrogen ion concentration is pure water is 1.0 x 10^-7. Knowing pH is the negative log of the hydrogen ion concentration. This gives us the pH to be 7.
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