Question: Consider the following two substances and their vapor pressures at 298 K.
Substance Vapor Pressure (mmHg)
A 275
B 459
Based on this information compared the characteristcs of the two substances?
2. The vapor pressure of dichloromethane, CH2Cl2, at 0 C is 134 mmHg. The normal boiling point of dichloromethane is 40. Calculate its molar heat of vaporization?