. Two volatile liquids, pentane and hexane, are mixed together, forming an ideal solution. If the vapor pressure of pentane is greater than that of hexane, which of the following solutions is expected to have the lowest boiling point?
A) 2.5 moles pentane + 2.5 moles hexane
B) 4 moles pentane + 1 mole hexane
C) 1 mole pentane + 4 moles hexane
D) 3 moles pentane + 2 moles hexane
E) 2 moles pentane + 3 moles hexane