Question

tet the dotal rouss of solution be loo and the mass of ben zene be 30 g ( q )
" mrss of carbon tetrachloride ( =(100-30) )
[
=70 mathrm{g}
]
molar mass of ben zene ( Cleft(6 mathrm{H}_{6}right) )
[
78 mathrm{J} / mathrm{mo}
]
No of mate ( 8.8-C_{6} n_{6}=frac{30}{78} )
No: If mostes
[
c

# 2 Calculate the mole fraction of benzene in solution containing 30% by mass in carbon tetrachloride. Coloulote the molorit of hof the fall

Solution