Question

The vapour pressure of pure benzene at a certain temp is 0.850 bar. A non volatile non electrolytes solid weighing 0.5g when added to 39g benzene (m=78gm mol) vapour pressure of the solution then is 0.846 bar what is the molar of the solid substance

Answer 1

Answer:

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Explanation:

the answer is thousand atom molecular weight of gas because it's the molar of solid hop it helped you