Question

Which statement is true of a chemical change?
A.
It involves changes in the molecular structure.
B.
It involves changes in phase but not changes in the molecular structure.
C.
It involves dissolving one substance into another.
D.
It involves a change in the state, or phase, of a substance.
E.
It involves the process of separating two or more dissolved substances

Answer 1

which one do you think?

Answer 2

i think its D

Answer 3

@albarranjennifer ?

Answer 4

@meme1298 that's physical

Answer 5

hmm...
im not sure
sorry