Answers

2016-03-07T20:29:04+05:30
Given,
D=3g/L
T=273°C=273+273=546K
P=1140mm of Hg
R=8.314 bar L/K mol
Using equation,
M=DRT/P
   =3*8.314*546/1.5
   =11.9 g/mol
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