Question

how can we check the purity of a substance

Answer 1

To check the purity of a substance:
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Checking of purity of a substance is very important so that we can perform best in making a material:

For checking the Purity of a substance :

1) You should check their Melting Point and Boiling Point.

2) We can use the process of Chromatography.

3) We can find concentration of a material in solutions.

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Answer 2

Answer:

Melting and Boiling Point Determination

The physical properties of a substance can be used to establish its purity. These properties include the melting point and boiling point. Different substances tend to have different melting and boiling points, and any pure substance will have a specific melting and boiling point.