Physics Technology Update (4th Edition)

Published by Pearson
ISBN 10: 0-32190-308-0
ISBN 13: 978-0-32190-308-2

Chapter 17 - Phases and Phase Changes - Problems and Conceptual Exercises - Page 606: 54

Answer

(a) liquid changes into gas. (b) liquid converts to solid ice and then to gas.

Work Step by Step

(a) We know that if the temperature of the system is increased and the pressure is kept constant, then the liquid changes into gas. (b) We know that if the temperature is kept constant and the pressure is decreased then the water (a liquid) freezes to ice and then the ice sublimes to a gas.
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