Question

A substance that can be separated into two or more substances only by a chemical change is a(n) _____. (1 point)
solution
element
mixture
compound

Answer 1

solution

Answer 2

okay thanks.

Answer 3

your welcome

Answer 4

wouldn't gasoline be a substance?

Answer 5

yea

Answer 6

ok, because I couldn't remember if it was or not.

Answer 7

k

Answer 8

What do chemical symbols and formulas represent, respectively? (1 point)
elements and compounds
atoms and mixtures
compounds and mixtures
elements and ions