Question

A chemist is studying an unknown substance. He can break it into its elemental components only by using chemical means. Based on this observation, how should the unknown substance be classified?
A)impure substance
B)solution
C)mixture
D)pure substance

Answer 1

I think its C mixture but not sure if its right.

Answer 2

Yeah it must be C as only in mixture we can break into elements in others we would get a molecule or compound

Answer 3

iknew it :)

Answer 4

Where's my medal?

Answer 5

their :)

Answer 6

Oh thanx

Answer 7

no probs can someone help me with my question http://inquus.org/study#/updates/53c86cc2e4b00f624a94a8cd