Question

Diffrence between chemical and physical changes

Answer 1

Hi frnds!!!

Hope this will help you!!!

Chemical changes:

1)It occurs when a substance combines with another to form a new substance.

2)they are irreversible.

3)example:rusting of iron

Physical changes:

1). A physical change does not produce a new substance.

2)it is sometimes reversible.

3) example:breaking bottle

Answer 2

HEY HERE IS YOUR ANSWER

A physical change in a substance doesn't change what the substance is. A chemical change where there is a chemical reaction, a new substance is formed and energy is either given off or absorbed.

HOPE HELPFUL FOR YOU