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Online Practice: Determination of molecular mass using colligative properties, abnormal value of molar mass, van't Hoff factor and its significance for JEE

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Sharpen your chemistry preparation with interactive online practice for Determination of molecular mass using colligative properties, abnormal value of molar mass, van't Hoff factor and its significance. Goodmarks offers 1+ JEE-style MCQs mapped to the official syllabus, each with detailed explanations so you learn from every attempt.

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Q1ChemistryUnit 5: Solutions
The freezing point of a solution containing 0.2 g of acetic acid in 20.0 g benzene is lowered by 0.45∘C0.45^{\circ} \mathrm{C}. The degree of association of acetic acid in benzene is: [Assume acetic acid dimerizes in benzene and KfK_{f} for benzene =5.12K=\mathbf{5 . 1 2} \mathbf{K} kgmol−1]\left.\mathrm{kg} \mathrm{mol}^{-1}\right]

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