Question

2.
How is a chemical change different from a physical change?

​

Answer 1

I hope this will help you

Answer 2

Answer:

The difference between a physical reaction and a chemical reaction is composition. In a chemical reaction, there is a change in the composition of the substances in question; in a physical change there is a difference in the appearance, smell, or simple display of a sample of matter without a change in composition.

Explanation:

mark it as brainliest