Question

A little boy places an ice cube in his hot bowl of stew and then walks out of the room. When he returns, the ice cube is gone.

Based on the law of conservation of mass, what happened to the ice cube in the scenario?

Answer 1

th ice cube melted in the hot bowl of stew and turned into water.

Answer 2

The same amount of mass is still there; it has just transformed, namely from a solid into a liquid, as the heat caused it to melt.