The components of a pure substance can be either molecules or atoms.
Toluene is a pure substance because it is a single compound with a uniform chemical composition throughout.
It is a pure substance as well as a compound
Caffeine is a compound and so is a pure substance.
A pure substance made of two or more elements is a compound.
yes butance is a pure substance and not a mixture yes butance is a pure substance and not a mixture
A pure substance can not be broken apart.
A pure substance is classified by having a definite and constant composition. The substance can be either an element or a compound, but what makes the substance pure, is that it does not vary.
a pure substance. either a compound or an element. Also, a solution, which is a homogeneous mixture, not a pure substance.
A compound is a pure substance.
an element or a compound.
Yes, it is the compound Sulfur trioxide. Hint: If it has a chemical formula (with no + or - at the end) it is a pure substance.
If this compound is refined can be classified as a pure substance.
A pure substance is an element or a compound.
If something is not a mixture then it is a pure substance, either an element or a compound.
Toluene is a pure substance because it is a single compound with a uniform chemical composition throughout.
Carbon dioxide (CO2) is a compound and can be also a pure substance.
Neither. It is an element. Also, by definition if a substance is pure it cannot be a mixture; it mus either be an element or a compound.