Question

Q2. Ice, water and steam are three states of a substance and not different substances. Justify?​

Answer 1

Answer:

water

Explanation:

it is a physical process because chemical composition will not change. H2O remains H2O

Answer 2

Answer:

☆ Solution

When ice (solid state) is heated, it melts and changes to water (liquid state). When water is boiled, it is converted to steam (gaseous state). The process can be reversed upon cooling. This justifies that these are the states of a substance.