Chemistry: The Central Science (13th Edition)

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

Chapter 11 - Liquids and Intermolecular Forces - Exercises - Page 474: 11.37a

Answer

The molecular weights increase through the list, causing the trend.

Work Step by Step

All properties listed are directly correlated to IMFs. All the molecules are similar in structure and are nonpolar. The increase in molecular weight means an increase in dispersion forces.
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