None
32 of , in gases, 4 of solids by, 55 — volatile, vapour pressures of solutions of, 194 Magnetic rotations of salts in solu- tion, 274 Melting, influence of, on solubilities of solids in liquids, 77 Membranes formed by precipita- tion, for osmotic measurements,. {see Vapour-pressures of solu- tions) — volume-relations of, 82, 249, 252, 266, 258 Solvents, division of a substance between three, 300 two immiscible, 289 — simultaneous action of several, 289-308 Specific gravities and specific vo- lumes of salt-solutions, 249 Sulphur, molecular weight of, in solution, 182 Supersaturated solutions, 56 formation of crystals from, 60 Surface tensions of salt-solutions, 283 316 SOLUTIONS TEM Temperature, influence of, on diffusion, 136 on osmotic pressures, 112 on solubilities of solids in liquids, 64, 68, 72 on vapour-pressures of solutions, 158, 163, 164, 168 Thermal capacities of salt-solu- tions, 286 Thermal expansions of salt-solu- tions, 260 Thorium sulphate, solubility of, 75 Yam der Waal's theory of behaviour of mixed gases, 7 Van't Hoff's coefficient i, 265 — explanation of analogy between gaseous state and state of solu- tion, 115, 292 homogeneousness of solu- tions, 150 — theory of connexion between depressions of freezing-points VIS and vapour-pressures of solu- tions, 221 Van't Hoff's theory of solutions on basis of osmotic pressures, 101 Vapour-pressures of amalgams, 198 — of solutions, application of, to find molecular weights, 178 connexion between, and concentration, 157, 159, 161, 168 connexion between, and freezing-points, 214, 217 connexion between, and na- ture of dissolved substance, 169 connexion between, and osmotic phenomena, 188 connexion between, and temperature, 158, 163, 164, 168 solutions of salts, 182, 190, 267 of volatile liquids, 194 methods of measuring, 157, 161, 163, 165, 166, 175, 177, 178 molecular depressions of, 159, 161, 171 Viscosities of salt-solutions, 284 FBXMTJCU BT 6F0TTDW00DB AKD CO., KXW'SIBBBT SQUARB LONDON. 