試題詳解

35. When a nonvolatile solute is added to a volatile solvent, the solution vapor pressure _____, the boiling point _____ , the freezing point _____ and the osmotic pressure across a semipermeable membrane _____.
(A) decreases, increases, decreases, increases. ;
(B) decreases, decreases, increases, decreases. ;
(C) increases, decreases, increases, decreases. ;
(D) increases, increases, decreases, increases. ;
(E) decreases, increases, decreases, decreases.