An enclosure of volume V contains a mixture of $$8$$ g of oxygen, $$14$$ g nitrogen and $$22$$ g of carbon dioxide at absolute temperature T. The pressure of the mixture of gases is (R$$ is universal gas $$constant)

Question

Infinity Learn · Accepted Answer

Mass of oxygen $$=$$ $$8$$ gMolecular mass of $$O2=32$$ gNumber of moles of $$O2=832=14=0.25Mass$$ of nitrogen $$=$$ $$14$$ gMolecular mass of nitrogen gas $$=$$ $$28$$ gNumber of moles of nitrogen gas $$=1428=0.5$$ molesMass of carbon dioxide $$=$$ $$22$$ gMolecular mass of carbon dioxide $$=$$ $$44$$ gNumber of moles carbon dioxide $$=2244=0.5$$ molesTotal number of moles of the mixture is $$0.5+0.5+0.25$$  μ$$mix=1.25We$$ know that $$PV=$$μmixRT $$Pmix=$$μ$$mixRTV=1.25$$ $$RTV=54RTV$$

An enclosure of volume V contains a mixture of 8 g of oxygen, 14 g nitrogen and 22 g of carbon dioxide at absolute temperature T. The pressure of the mixture of gases is (R is universal gas constant)

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