Benzaldehyde (? = 106 $\degree$ C/m, Freezing Point of Pure Ethanol = -117

Multiple Choice

Benzaldehyde (? = 106.1 g/mol) , also known as oil of almonds, is used in the manufacture of dyes and perfumes and in flavorings. What would be the freezing point of a solution prepared by dissolving 75.00 g of benzaldehyde in 850.0 g of ethanol? K_f = 1.99 $\degree$ C/m, freezing point of pure ethanol = -117.3 $\degree$ C.

A) -117.5 $\degree$ C
B) -118.7 $\degree$ C
C) -119.0 $\degree$ C
D) -120.6 $\degree$ C
E) < -121 $\degree$ C