Asolution consists of 0.50 mole of cacl2 dissolved in 100. grams of h20 at 25°c. compared to the boiling point and freezing point of 100. grams ofh20 at standard pressure. the solution at standard pressure has
(1) a lower boiling point and a lower freezing point(2) a lower boiling point and a higher freezing point
(3) a higher boiling point and a lower freezing point(4) a higher boiling point and a higher freezing point