Determine the Molal Concentration of a Table Sugar (C₁₂H₂₂O₁₁, 342 $\degree$

Multiple Choice

Determine the molal concentration of a table sugar (C₁₂H₂₂O₁₁, 342.3 g/mol) solution in water that has a freezing point of -2.10 $\degree$ C.(K_f =1.86 $\degree$ C/m for water)

A) 1.13 m
B) (-1.13 m)
C) 3.91 m
D) (-3.91 m)
E) 0.113 m