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a preweighed vessel was filled with co2 at stp nad weighed .
the gas was then evacuated and was fi
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use avogad law... at identical temp and pressure, equal amounts (in moles) of a gas occupy equal volumes... So the ratio of their weights will be the ratio of their molecular weights ie 12+32 : 32+32= 44:64=11:16=0.6875 |
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