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16 February, 11:32

An unknown gas effuses at a rate 0.797 times that of nitrogen at the same temperature. what is the molar mass of the unknown gas?

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  1. 16 February, 12:58
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    mass B/molar mass A = (rate A/rate B) ^2. we know our unknown gas (A) effuses at. 797 times our known gas (B) so rate A/rate B =.797 so 0.797^2 = 28 / molar mass A Molar mass A = 28 / 0.635 = 44.09 g / mole Molar mass is 44.09 g/mol
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