February 22, 2017

Homework Help: chemisrty

Posted by Tasia on Friday, November 16, 2012 at 11:14am.

When a substance changes from one phase to another, which of the following occurs?

the substance loses or gains heat

the average kenetic energy of the substance changes

the temperature of a substance changes

the molecular motion of a substance changes

Answer This Question

First Name:
School Subject:

Related Questions

More Related Questions