Chemistry 12th Edition

Published by McGraw-Hill Education
ISBN 10: 0078021510
ISBN 13: 978-0-07802-151-0

Chapter 3 - Mass Relationships in Chemical Reactions - Questions & Problems - Page 106: 3.3

Answer

Please see the work below.

Work Step by Step

We know that amu is the atomic mass unit defined as 1/12th of the mass of a carbon-12 atom.Thus, an atom of gold weighs 197 times 1/12th of the mass of a carbon-12 atom which is written as 197 amu.
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