Critique your friend's argument that there is no need for scientific names for organisms
and that existence of both scientific and
common names for organisms will only
onfuse people.

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