Put the following in order of lowest to highest vapor pressure. All solutions are at the same temperature. Pure water, 0.7 M Na3PO4 (aq), 0.7 M CaCl2 (aq), 1.0 M CH3OH (aq).
A. Pure water, 0.7 M Na3PO4 (aq), 0.7 M CaCl2 (aq), 1.0 M CH3OH (aq)
B. 1.0 M CH3OH (aq), 0.7 M CaCl2 (aq), 0.7 M Na3PO4 (aq), Pure water
C. Pure water, 0.7 M CaCl2 (aq), 0.7 M Na3PO4 (aq), 1.0 M CH3OH (aq)
D. 0.7 M Na3PO4 (aq), 0.7 M CaCl2 (aq), Pure water, 1.0 M CH3OH (aq)