Chemistry: The Central Science (13th Edition)

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

Chapter 1 - Introduction: Matter and Measurement - Exercises - Page 34: 1.14a


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This question deals with classifying substances as pure substances, a heterogeneous mixture, or a homogeneous mixture. The specific substance is air. Air is a homogeneous mixture. It contains a variety of elements, such as oxygen, nitrogen, and argon, but these elements are not chemically bonded, meaning it is a mixture. Since you can not distinguish any differences, the mixture is homogeneous.
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