Question

What methods do scientists use to determine if a change is physical or chemical?

Answer 1

What methods do scientists use to determine if a change is physical or chemical?
Answer: If the change is physical, differences would be either change to state of matter, Difference in size or volume. If the change is chemical, If heat energy is given, Color Change like titration (endpoint may have a change in colour).

Answer 2

Thank you so much.

Answer 3

Your welcome :)