Question

When dry ice is exposed to the air, it changes to a vapor. This is an example of ___.

Answer 1

Sublimation. This is when a solid goes directly into a gas. The dry ice changes immediately into a vapor.

Hope this helps!

Answer 2

Answer: Sublimation

Step-by-step explanation:

Sublimation is a physical process in which the transition of a substance takes place from a solid to the gas without undergoing into the intermediate phase of liquid.

The solid dry ice when exposed to air can be directly converted into a gaseous form that is vapor. Thus process is an example of sublimation.