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MHT CET Chemistry question

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The molal freezing point constant for water is . If 342 g of cane sugar () is dissolved in 1000 gm of water, the solution will freeze at

Answer: (A)

Solution

342 g of cane sugar is 1 mol in 1 kg of water, so the solution is 1 molal and the depression is about 1.86 °C (the standard of water), giving a freezing point of about $-1.86\

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Question ID VK-061094