Biology (11th Edition)

Published by McGraw-Hill Education
ISBN 10: 1-25918-813-2
ISBN 13: 978-1-25918-813-8

Chapter 2 - The Nature of Molecules and the Properties of Water - Figure 2.17 - Data Analysis: 1

Answer

About 3 3/4

Work Step by Step

Look at the graph. Note that pH 4 is reached at about 1x and pH 6 at between 4x and 5x. If you guesstimate that pH 6 is at 4.75x, then 4.75x-1x=3.75x volumes of base were needed.
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