Question

Andhra Pradesh EAMCET-2019 (Agriculture & Medical)
140. The vapour pressure of a solution of
6.0 g of non-volatile solute in 390 g of
benzene at 298 K is 3.00 kPa. If 78g
of benzene is added to this solution
the vapour pressure becomes 3.02 kPa
at the same temperature. The molar
mass of solute in g mol-1 is
​

Answer 1

Answer:

128 g mol-l this is the answer maybe