Question

On adding 0.750 gm of compound in 25 gm of solvent, the
freezing point is depressed by 0.502°C. The molecular wt. of
the substance is [The molecular depression constant =
50.2°C per 100 gm of solvent]
(a) 100 (b) 200 (c) 300 (d) 400

Answer 1

Explanation:

On adding 0.750 gm of compound in 25 gm of solvent, the

freezing point is depressed by 0.502°C. The molecular wt. of

the substance is [The molecular depression constant =

50.2°C per 100 gm of solvent]

(a) 100

(b) 200

(c) 300 ✔️✔️

(d) 400

Answer 2

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(c) 300

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