20 g of a non-volatile solute is added to 500 g of solvent. Freezing point of solvent = 5.48⁰ C and solution = 4.47⁰ C . Kf = 1.93⁰ C/m. Molecular mass of the solute is

Options

(a) 77.2
(b) 76.4
(c) 73.2
(d) 70.6

Correct Answer:

76.4

Explanation:

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