1.

(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?

Answer»

(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?




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