What is sublimation in chemistry?
A. The transformation of a solid directly into a gas
B. The transformation of a gas directly into a solid
C. The transformation of a liquid directly into a gas
D. The transformation of a liquid directly into a solid
Correct Answer: A. The transformation of a solid directly into a gas
Explanation:
Sublimation in chemistry refers to the process where a solid directly transitions into a gas without passing through the liquid state. This is usually observed with substances that have a low boiling point and can be driven off by heating.