Chemistry: An Introduction to General, Organic, and Biological Chemistry (12th Edition)

Published by Prentice Hall
ISBN 10: 0321908449
ISBN 13: 978-0-32190-844-5

Chapter 10 - Section 10.7 - Buffers - Additional Questions and Problems - Page 356: 10.73c

Answer

The pH of this solution is 10.54.

Work Step by Step

The pOH of a solution is the negative Log of the concentration of OH- in the solution. Simply take the Log of the given concentration of OH- and make the result positive. Subtract this value from 14 to find the pH. $14 + Log[3.5 x 10^-4] = 10.54$
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