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JEE Main Chemistry question

ChemistrySolutionsJEE Main

A solution containing 62 g ethylene glycol in 250 g of water is cooled to . If for water is 1.86 K kg , the amount of water separated as ice is g.

Answer: 64

Solution

Moles ethylene glycol (MW 62) mol, unchanged as ice separates. Required molality at :

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Question ID VK-143462