Test SeriesFree PYQsExamsPricing

MHT CET Chemistry question

ChemistrySolutionsMHT CET

The depression in freezing point of a 5% aqueous solution of a substance 'A' is equal to the depression in freezing point of a 3% aqueous solution of a substance 'B'. If the molecular weight of B is 72 g/mol, then the molecular weight of 'A' is

Answer: (D)

Solution

Equal means equal molality: 5 g of A in 95 g water and 3 g of B in 97 g water give ,

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-061197