The vapour pressure of benzene at a certain temperature is 640 mm of Hg. A nonvolatile…
Chemistry · JEE Advanced · NTA Exams — Solutions
The vapour pressure of benzene at a certain temperature is 640 mm of Hg. A nonvolatile electrolyte solute weighing 2.175 g is added to 30.08 g of benzene. If the vapour pressure of the solution is 600 mm of Hg, what is the molecular weight of the solid substance ?
- 79.82
- 84.46
- 59.60
- 49.50
Answer
(B) 84.46
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