Question

6. Write two characteristics of pure substance​

Answer 1

Answer:

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

Explanation:

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Answer 2

Answer:

Two characteristics of pure substance​s are-

1. It only contains atoms of only one kind.
2. It has fixed physical and chemical properties, for example, melting point, boiling point, density, solubility, etc.