Question

5. Give two reasons to support that air is a
mixture.​

Answer 1

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Air is a mixture. (i) Air can be separated into its constituents like oxygen, nitrogen etc. ... (ii) Air shows the properties of all the gases present in it. (iii) Air has a variable composition.

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Answer 2

Answer:

Air is a mixture because:

1. Its constituents can be separated example: oxygen, nitrogen etc. by physical process.

2. It does not have a fixed boiling point.

3. Air shows properties same as the constituent gases present in it.

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