Suppose the normal freezing point of cyclohexane is 6.55 C. While 0.458 g of benzophenone is dissolved in 15.0 g of cyclohexane, the freezing point is found to be 3.19 C. Explain what is the experimental molar mass of benzophenone? Kf cyclohexane = 20.0 C m-1.
A) 182
B) 18.0
C) 89.3
D) 160
E) 360