a mixture is not a substance
A mixture
It's a substance
Homogeneous
It depends on what kind of substance you are referring to. If you are having it be a smell then yes. So really it all depends on what type of substance you are referring to. It is a mixture too.
A mixture is multiple things mixed together - hence the name. A product with only one kind of substance is a "pure substance."
An element - substance - NOT a mixture.
a mixture is not a substance
No, it is a mixture; rarely a drug is a pure substance.
a mixture
Distilled water should be a pure substance, not a mixture. The distillation process basically removes water from its impurities.
A pure substance is a substance that has only that substance in it. One kind of molecule or atom. A homogenous mixture can have different molecules and/or atoms in it, but they have to be in the same physical state. Water mixed with honey would be a homogenous mixture, because they are both liquids. Water mixed with sand would be heterogeneous.
pure substance?