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JEE Main Chemistry question

ChemistrySolutionsJEE Main

The boiling point of an aqueous solution of a non-volatile solute is . What is the freezing point of an aqueous solution obtained by diluting the above solution with an equal volume of water? The values of and for water are and respectively.

Answer: (C)

Solution

From , mol/kg. Diluting with an equal volume of water halves the molality to

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Question ID VK-143292