Chemistry (4th Edition)

Published by McGraw-Hill Publishing Company
ISBN 10: 0078021529
ISBN 13: 978-0-07802-152-7

Chapter 2 - Questions and Problems - Page 77: 2.40


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Work Step by Step

An amu is the average of a proton and a neutron's mass. Though this unit is useful for a number of reasons, a few reasons are: it gives a good picture of how many protons/neutrons are in an element, and it is more convenient than using kilograms, where you would be working with very small numbers.
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