Question

Which Two of the following are pure substances*

A. Compounds

B. Elements

C. Solutions

D. Mixtures

Answer 1

A. & B.

Step-by-step explanation:

Neither can be broken down into something besides an atom, the "purest" form matter can exist in. For example, if you were to break down C6H12O6 (glucose), you wouldn't be able to break down a singular atom of carbon into something different.

Answer 2

I think A and B

Step-by-step explanation: