Introductory Chemistry (5th Edition)

Published by Pearson
ISBN 10: 032191029X
ISBN 13: 978-0-32191-029-5

Chapter 12 - Liquids, Solids, and Intermolecular Forces - Exercises - Highlight Problems - Page 444: 108

Answer

When a substance changes its physical state from liquid state to gaseous state, it absorbs energy in the form of heat Alcohol is a highly volatile solvent. So, when it evaporates, absorbs heat from our skin. Hence, we feel cold when rubbing alcohol is on our skin.

Work Step by Step

When a substance changes its physical state from liquid state to gaseous state, it absorbs energy in the form of heat Alcohol is a highly volatile solvent. So, when it evaporates, absorbs heat from our skin. Hence, we feel cold when rubbing alcohol is on our skin.
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