Chemistry: A Molecular Approach (3rd Edition)

Published by Prentice Hall
ISBN 10: 0321809246
ISBN 13: 978-0-32180-924-7

Chapter 5 - Sections 5.1-5.10 - Exercises - Review Questions: 10


Since volume and absolute temperature are directly related at constant pressure, increasing the temperature causes the volume of gases to increase, which results in a lower density.

Work Step by Step

The warmer and less dense air, therefore, rises over the colder, more denser air. This explains why the second floor of a house is usually warmer than the ground floor and that hot-air balloons are able to take flight.
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