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What are the characteristic properties of a pure substance. why do we need them

Sagot :

Answer:

We need pure substances because of the following reasons: 1. A pure substance has a fixed melting and fixed boiling point. 2.

The characteristic of a pure substance is that it only contains atoms of only one kind. It has fixed physical and chemical properties, for example, melting point, boiling point, density, solubility, etc.

Explanation:

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Rexacraigeidn

Answer:

  • Density
  • A boiling point
  • Solubility

We need pure substances because of the following reasons:

  • A pure substance has a fixed melting and fixed boiling point.
  • A pure substance has its characteristic taste, colour and odour.
  • Pure substances can not be broken further into more simple substances by any physical means.
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