Q1 of 15 Page 44

The component which is not present in air is

Air is a homogenous mixture which contains approximately 78% nitrogen, 21% oxygen and about 0.04% carbon dioxide. Hence the component which is absent in air is chlorine.

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Which of the following does not hold good for liquid?

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Which of the following is not a pure substance?

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Butter is an example for

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Answer the following questions.

Write any four differences between solids, liquids and gases