The mass of a non – volatile solute (molar mass 80 g mol-1) should be dissolved in 92g of toluene to reduce its vapour pressure to 90%
A. 10 g
B. 20 g
C. 9.2 g
D. 8 g
Answer:D
The mass of a non – volatile solute (molar mass 80 g mol-1) should be dissolved in 92g of toluene to reduce its vapour pressure to 90%
A. 10 g B. 20 g C. 9.2 g D. 8 g