Calculate the cryoscopic constant $(K_f)$ of a solvent if the depression in freezing point of a $0.3 \text{ m}$ solution of a nonelectrolyte is $0.48 \text{ K}$.
- A$1.1 \text{ K kg mol}^{-1}$
- B$1.6 \text{ K kg mol}^{-1}$
- C$2.2 \text{ K kg mol}^{-1}$
- D$2.6 \text{ K kg mol}^{-1}$
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