Chemistry: The Central Science (13th Edition)

Published by Prentice Hall
ISBN 10: 0321910419
ISBN 13: 978-0-32191-041-7

Chapter 2 - Atoms, Molecules, and Ions - Exercises: 2.34a

Answer

The mass of Carbon-12 is 12 amu.

Work Step by Step

When the name of an isotope is written, the name of the element is followed by that element's atomic mass number. Hence, when the name of the isotope is Carbon-12, the isotope weighs 12 amu.
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