Question

When water solidifies to ice then heat is
a) Liberated
b) Absorbed
c) No change
d) Depending on the condition heat may absorbed or liberated.

Answer 1

When water solidifies to ice, heat is liberated into surroundings.
Reason:
The process of converting liquid to ice is called as freezing. During freezing, the energy lost by water molecules is gained by the surrounding molecules. Hence surrounding air becomes warm.
So, option a - liberated is correct.

Answer 2

Answer:

Liberated is the correct answer