Question

Two solid samples, each contain sulfur, oxygen, and sodium only. These samples have the same color, melting point, density, and reaction with aqueous barium chloride (means water added to barium chloride, BaCI2) It can be concluded that the two samples are the same.

Is it:
a) compound
b)mixture
c) element
d)solution

Answer 1

Two solid samples, each contain sulfur, oxygen, and sodium only. These samples have the same color, melting point, density, and reaction with aqueous barium chloride (means water added to barium chloride, BaCI2) It can be concluded that the two samples are the same.
It is a A. compound.