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a. A sample of 0.0500 moles of a molecular solute was dissolved in 250. grams of...

a. A sample of 0.0500 moles of a molecular solute was dissolved in 250. grams of the solvent. The freezing point decreased by 2.11°C. Calculate the freezing point depression constant (Kf) for the solvent.

b.When 0.610 grams of an unknown molecular solute is dissolved in 100. grams of the solvent from above, the freezing point decreases by 0.88°C. Calculate the molar mass of the unknown solute. You'll need the rounded Kf from the previo

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