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JEE Main Chemistry question

ChemistrySolutionsJEE Main

The freezing point of water is depressed by in a 0.01 mol NaCl solution. The freezing point of 0.02 molal solution of urea is depressed by

Answer: (A)

Solution

For NaCl (), the effective particle-molality is , giving . For urea (, a non-electrolyte), the effective

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Question ID VK-143016