What is chemically a pure substance?
A pure substance or chemical substance is a material that has constant composition and has consistent properties throughout the sample. For example sodium chloride, Diamond etc.
How would you test the purity of a given substance?
Are the naturally occurring materials in nature chemically pure substances? Explain.
Which of the following materials could be a pure substance?
Butter, ghee, water, ink, glass, paper, sugar, banana, orange, marble, blood, wood.
