Describe pure substances along with an example.

Asked by Topperlearning User | 7th May, 2014, 12:35: PM

Expert Answer:

A pure substance is a homogeneous material with a definite, invariable chemical composition and definite, invariable physical and chemical properties. It is made up of only one kind of particles. It cannnot be separated into other kinds of matter by any physical process.

For example, Sodium chloride is a pure substance because all samples of pure sodium chloride have the same composition.

Answered by  | 7th May, 2014, 02:35: PM