Chapter 12, Problem 12.87QP

Interpretation Introduction

Interpretation:

Phase diagram of ${\text{SO}}_2$ has to be drawn.

Concept Introduction:

• Phase change refers to change in physical state of a substance.  If a substance undergoes change in its physical state from one physical form to another physical form, then the substance is said to be undergone phase change.
• Phase diagram illustrates temperature and pressure conditions at which a substance can remain stable at a certain physical state.