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MediumChemistryElevation in B.P. & Depression in F.P.
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Ratio of (ΔTb/Kb) of 10 g of AB₂ and 14 g of A₂B in 100 g solvent in their respective solutions (AB₂ & A₂B both are non-electrolytes) is 1 mol kg⁻¹ in both cases. Hence atomic wt. of A and B respectively-

A
100, 40
B
60, 20
C
20, 60
D
None of these
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