Hexachlorophene Is Used as a Disinfectant in Germicidal Soaps

Multiple Choice

Hexachlorophene is used as a disinfectant in germicidal soaps. What mass of hexachlorophene (406.9 g/mol) must be added to 125 g of chloroform to give a solution with a boiling point of 62.60°C? (For chloroform, K_b = 3.63°C/m; boiling point of pure chloroform = 61.20°C)

A) 19.6 g
B) 17.2 g
C) 40.7 g
D) 50.9 g
E) 157 g