Question

Dust in air is an example of ​

Answer 1

Answer:

Heterogeneous substance...

Answer 2

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Homogeneous mixture

Dust in air is an example of Homogeneous mixture.

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A COLLOID is a homogeneous solution with intermediate particle size between a solution and a suspension. Colloid particles may be seen in a beam of light such as dust in air in a "shaft" of sunlight.

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