Chemistry and Chemical Reactivity (9th Edition)

Published by Cengage Learning
ISBN 10: 1133949649
ISBN 13: 978-1-13394-964-0

Chapter 2 Atoms, Molecules, and Ions - Study Questions: 13

Answer

$1.333$

Work Step by Step

Since the mass of $^{12}C$ is 12u by definition: the relative mass of O to $^{12}C$ is $15.995/12=1.333$
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