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JEE Main Chemistry question

ChemistrySolutionsJEE Main

The mass of glucose that should be dissolved in 50 g of water in order to produce the same lowering of vapour pressure as is produced by dissolving 1 g of urea in the same quantity of water is

Answer: (B)

Solution

For the same solvent mass, equal relative lowering of vapour pressure requires equal moles of solute: moles of urea

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Question ID VK-143094