Question

This phase diagram represents temperature increase on the y-axis and time on the x-axis.

The sloped line 'A' represents matter in a solid state. What phase change is taking place between D and E if heat is added?

A. Freezing
B. Boiling
C. Condensation
D. Vaporization

Answer 1

D

Step-by-step explanation:

A to B is heating the solid

B to C is melting the solid

C to D is heating the liquid

D to E is boiling the liquid ...the PHASE change is vaporization

E to F is heating the vapor