The purity of sodium metal is reffered to as being pure because it contains only one element.
Sodium Chloride is also reffered to as pure but we have to take into account that purity is relative.In this case we refer to NaCl being pure because it is a compound and when it is not mixed with anything else it is a pure compound.
Is Matter Around us Pure?
What classifies a substance or matter, as pure or impure? What are the different conditions for this classification? Know the answers for these questions with a ...