Benzene and toluene form nearly ideal solutions. At 20°C, the vapour pressure of benzene…
Chemistry · NEET · NTA Exams — Solutions
Benzene and toluene form nearly ideal solutions. At 20°C, the vapour pressure of benzene is 75 Torr and that of toluene is 22 Torr. The partial vapour pressure of benzene at 20°C for a solution containing 78 g of benzene and 46 g of toluene in Torr is:
- 53.5
- 37.5
- 25
- 50
Answer
(D) 50
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- A compound X undergoes complete tetramerisation in a given organic solvent. The Van't Hoff factor is:
- A sample of H 2 SO 4 (density 1.8 g/ml) is 90% by weight. What is the volume of the acid that has to be used…
- 10 cm 3 of 0.1 N monobasic acid requires 15 cm 3 of sodium hydroxide solution whose normality is:
- In a 0.2 molal aqueous solution of a weak acid HX, the degree of ionisation is 0.3. Taking k f for water as…
- A solution has a 1:4 mole ratio of pentane to hexane. The vapour pressure of the pure hydrocarbons at 20°C…
- Which one of the following aqueous solutions will exhibits highest boiling point?
- A 5.2 molal aqueous solution of methyl alcohol, CH 3 OH, is supplied. What is the mole fraction of methyl…
- What is the mole fraction of ethanol in 20% by weight solution in water?