Question

3. In a physical change the molecules of the substance change their:
a .shape
b. composition
c.arrangement
d. none of these​

Answer 1

Answer:

none of these

Explanation:

in physical changes, no change happens at a molecular level, hence the answer was none of these.

Answer 2

Answer:

D) None of these

Explanation:

Physical changes are reversible, the molecules of the substance remain exactly the same before and after physical changr