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JEE Main Chemistry question

ChemistrySolutionsJEE Main

On dissolving 12.65 g of sulphur in 100 g of benzene, the boiling point of the solution was higher than that of benzene by 1.25 K. value of benzene is 2.53 K kg . Atomic mass of sulphur is 32 g . The molecular formula of sulphur is . The value of 'X' is

Answer: 8

Solution

mol/kg. Moles in 100 g benzene mol.

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Question ID VK-143483