IIT JAMChemistryChemical and Phase EquilibriaNumerical+2 / −0
At constant temperature, 6.40 g of a substance dissolved in 78 g of benzene decreases the vapor pressure of benzene from 0.125 atm to 0.119 atm. The molar mass of the substance is g mol^{-1}. *(round off to one decimal place)* [Given: Mol. wt. of benzene = 78 g mol^{-1}]
Numerical answer
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Correct answer: 126.0, 128.0
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