begin to lose some of their atomic mass. break apart into individual water atoms. move more freely in relation to each other. release heat to the surrounding atmosphere.
I am hesitating between 4 options to answer the following question, which option should I choose?
Question: When ice begins to melt at 0°C, water molecules
Possibilities:
- begin to lose some of their atomic mass.
- break apart into individual water atoms.
- move more freely in relation to each other.
- release heat to the surrounding atmosphere.

move more freely in relation to each other.