CE 1.0)
U.
2.1
2.70
23. Which of the following is an empirical formula?
CN, H
b. C, H,O
a.
c.
Be,(Cr, 0,),
d.
Sb. S.

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car