The solubility of different solutes in a given solvent can be compared by?

Which of the below shows that air is a mixture?

I. It has a varied composition from one place to another. ll. it constituents can be separated by physical means lll. It contains unreactive noble gases A. I and ll only B. ll and lll only C. l and lll only D. l,lll and lll Correct Answer: Option A – I and ll...
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