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: 23


Diffusion is the process by which a gas spreads through a space occupied by another gas, whereas effusion is the process by which a gas escapes from a container into a vacuum through a small hole.

Work Step by Step

The effusion rate of a gas is inversely proportional to the square root of its molar mass. Graham's Law of effusion shows this relationship.
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