Chemistry
What is the freezing point depression constant of a solvent, 50 g of which contain 1 g non volatile solute (molar mass 256 g mol⁻¹) and the decrease in freezing point is 0.40 K?
A
5.12 K kg mol⁻¹
B
4.43 K kg mol⁻¹
C
1.86 K kg mol⁻¹
D
3.72 K kg mol⁻¹
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