試題詳解

32.The van't Hoff factor (i) express the effective concentration of particles for a solute. In comparison with NaCl aqueous solution, what properties of the solution of MgSO₄ may be lower than those of as these two solutions are identical in concentration?
(A) boiling point, osmotic pressure
(B) freezing point, osmotic pressure
(C) osmotic pressure
(D) vapor pressure, osmotic pressure
(E) boiling point, freezing point