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If air contains N2 is to O2 ratio is 4 is to 1 average molecular weight of air |
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Answer» Approx 80% Nitrogen and 20% oxygen is present in air.Therefore,Avg MOLECULAR WEIGHT = 80*14 + 20*16/ 100Avg molecular weight = 1120+320/100= 1440/100=14.4 u |
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