Which Statement Is False

Multiple Choice

Which statement is false?

A) The vapor pressure of a solvent over a solution decreases as its mole fraction increases.
B) The solubility of a gas increases as the temperature decreases.
C) The vapor pressure of a solvent over a solution is less than that of pure solvent.
D) The greater the pressure of a gas over a solution, the greater its solubility.
E) Ionic solutes dissociate in solution, causing an enhancement of all colligative properties.