During the phase change, the temperature of the substance_____.
Increases
Decreases
Remains same
Cannot be determined
During the phase change, the temperature of the substance remains the same.
During the phase change, the temperature of a substance_____.
(a) What do you understand by the change of phase of a substance?
(b) Is there any change in temperature during the change of phase?
(c) Does the substance absorb or liberate any heat energy during the change of phase?