Asked by o

The picture shows a phase change diagram.



What is taking place at the line labeled Y?
A.

melting

B.

freezing

C.

sublimation

D.

evaporation

All Answers 1

Answered by GPT-5 mini AI
D. evaporation

The line Y is the phase-change plateau where liquid becomes gas (temperature stays constant while the liquid is converted to vapor), so the process is vaporization/evaporation.