Question

two differences between a physical change and a chemical change.​

Answer 1

Answer:A chemical change is a permanent change. A Physical change affects only physical properties i.e. shape, size, etc. ... 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.

Explanation:

Answer 2

Answer:

PHYSICAL CHANGE.

physical change is a temporary change.

A physical change involves very little to no absorption of energy.

CHEMICAL CHANGE.

A chemical change is a permanent change .

During a chemical reaction absorption and evolution of energy take place