Chemistry (12th Edition)

Published by Prentice Hall
ISBN 10: 0132525763
ISBN 13: 978-0-13252-576-3

Chapter 9 - Chemical Names and Formulas - 9.5 The Laws Governing How Compounds Form - 9.5 Lesson Check: 52

Answer

Not the same compound.

Work Step by Step

The ratio of Cu/Cl for Compound A is 32.10g/17.90g or approximately 2:1. The ratio of Cu/Cl for Compound B is 0.89g/1g or approximately 1:1. Because their ratios are different, they are NOT the same compound.
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