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The vapour pressure of pure benzene at a certain temperature is 0.85bar.When a non-volatile electrolyte solid weighing 0.5g is added to 39g of benzene (molar mass 78g/mol,then vapour pressure of the solution becomes 0.845bar.What is the molar mass of the solid substance?

The vapour pressure of pure benzene at a certain temperature is 0.85bar.When a non-volatile electrolyte solid weighing 0.5g is added to 39g of benzene (molar mass 78g/mol,then vapour pressure of the solution becomes 0.845bar.What is the molar mass of the solid substance?
 

Grade:12

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
4 years ago

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