Question

explain physical change and chemical change with the help of example​

Answer 1

Answer:

When a substance undergoes a physical change, its composition remains the same despite its molecules being rearranged. ... Some examples of physical change are freezing of water, melting of wax, boiling of water, etc. A few examples of chemical change are digestion of food, burning of coal, rusting, etc.

Answer 2

Explanation:

When a substance undergoes a physical change, its composition remains the same despite its molecules being rearranged. ... Some examples of physical change are freezing of water, melting of wax, boiling of water, etc. A few examples of chemical change are digestion of food, burning of coal, rusting, etc.