Thermodynamics - Phase Change

Question 1

change phase

Answer 1

• from a solid to a liquid (melting), or a liquid to a gas (boiling), or vice versa.

Question 2

latent heat

Answer 2

• The amount of heat it takes to make 1 kg of a substance undergo a phase change (at its melting or boiling point)

Question 3

latent heat of fusion

Answer 3

• If you’re going between a solid and a liquid (or vice versa – melting or solidifying)

Question 4

latent heat of vaporization

Answer 4

• If you’re going between a liquid and a gas (or vice versa)