Given the Data Below,determine the Normal Boiling Point of COCl₂

Multiple Choice

Given the data below,determine the normal boiling point of COCl₂.
P₁ = 100 mmHg,t₁ = -35.6 °C,Δ_vapH = 27.4 kJ/mol

A) 278 °C
B) -65.1 °C
C) -36.4 °C
D) 5.0 °C
E) -5.0 °C