Question

why does ice cube float on water while not on alcohol

Answer 1

Alcohol is less dense than water

Answer 2

For instance oil will float on waterbecause oil is less dense than water. Now, let's get back to the ice cube inwater. ... As it cools down further and freezes into ice, it actually becomes less dense. The reason for this is found in the molecular structure ofwater and because of its hydrogen bonding.