Calculate the volume of oxygen and nitrogen present 250 l of air. – InterviewSolution

1.	Calculate the volume of oxygen and nitrogen present 250 l of air.
Answer» Correct Answer - 195 l, 52.5 l Volume percentage of nitrogen in air is `78%rArr100l` of air contains 78 l of nitrogen 250 l of air contains `(78xx250)/(100)=195` l of nitrogen Volume percentage of oxygen in air is `21%` `rArr 100` l of air contains 21 l of oxygen 250 l of air contains `(250xx21)/(100)=52.5`l of oxygen.

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