Question

what is the different between physical change and chemical change​

Answer 1

Answer:

Physical changes only change the appearance of a substance, not its chemical composition. Chemical changes cause a substance to change into an entirely substance with a new chemical formula.

Answer 2

Explanation:

In a physical change the appearance or form of the matter changes but the kind of matter in the substance does not. However in a chemical change, the kind of matter changes and at least one new substance with new properties is formed.

Physical Change Chemical Change

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.