Given the reason that antifreeze is added to a car radiator The freezing point is lowered and the boiling point is elevated The freeing point is elevated and the boiling point is lowered The freezing point and the boiling point are elevated The freezing point and the boiling point are lowered None of the above Place the following solutions in order of Increasing osmotic pressure. 0.15MC_2H_6O_2 0.15MMgCI_2 0.15 M NaCI III < I < II II < III < I I < II < Ill II < I < III I < III < II Which cation in each set is expected to have the larger (more negative) hydration energy? Be^2+ or Ca^2+ Rb^+ or Zn^2+ Be^2+ in set I and Rb^+ in set II Be^2+ in set I and Zn^2+ in set II Ca^2+ in set I and Rb^+ in set II Ca^2+ in set I and Zn^2+ in set II Which interaction(s) determine whether a solution will form? solvent-solvent solute-solute solvent-solute all of the above A solution contains 45g of KNO_3 per 100.