INDEX. 



147 



PAGE. 



Ferric 



Chloride 61 



Nitrate 61 



Ferrocyanide 



Potassium 29 



Sodium 19 



Formate 



Barium 42 



Calcium 39 



Magnesium 45 



Fumaric acid 113 



Gallic acid 124 



Glass, solubility of 7 



Hippuric acid 110 



Hydration and ionic volume 80 



Hydrochloric acid 65 



Hj'drocinnamic acid 132 



Hydroxybenzoic acid 



Meta 122 



Para 122 



Hydroxyisobutyric acid 99 



Investigators who have worked on the 



problem 11 



Introduction 5 



Iodide- 

 Cadmium 49 



Potassium 21 



Sodium 15 



Tetraethylammonium 32 



Iodopropionic acid, beta 96 



Ionic volume and hydration 80 



Isobutyric acid 98 



Hydroxy 99 



Isopropyhnalonic acid 103 



Isovaleric acid 99 



Itaconic acid 114 



Laevo-tartaric acid 107 



Lead 



Acetate 59 



Chloride 58 



Nitrate 58 



Levulinic acid 97 



Lithium 



Bromide 12 



Chloride 12 



Nitrate 13 



Sulphate 13 



Magnesium 



Acetate 46 



Bromide 44 



Chloride 43 



Formate 45 



Nitrate 44 



Magnesium sulphate 45 



Maleic acid 113 



Malonic acid 100 



Allyl 105 



Benzyl 104 



Butyl 104 



Diethyl 102 



Dimethvl 101 



Dipropyl 103 



Ethyl 101 



Isopropyl 103 



Methylethyl 102 



Mandelic acid 136 



Manganous 



Chloride 49 



Nitrate 50 



Sulphate 50 



PAGE. 



Measurements, conductivity 67 



Meconic acid 1 16 



Mesaconic acid 115 



Meta-aminobenzoic acid 125 



Meta-hydroxybenzoic acid 122 



Metanilic acid 126 



Meta-nitrobenzenesulphonic acid 128 



Meta-nitrobenzoic acid 118 



Meta-toluic acid 131 



Methylethylmalonic acid 102 



Methylmalonic acid, di 101 



Molecular conductivities 70 



Monobromsuccinic acid 106 



Naphthionic acid 135 



Nickel 



Acetate 52 



Chloride 51 



Nitrate 51 



Potassium sulphate 26 



Sulphate 52 



Nitrate 



Aluminium 60 



Ammonium 33 



Barium 42 



Calcium 37 



Chromic 62 



Cobalt 54 



Cupric 57 



Ferric 61 



Lead 58 



Lithium 13 



Magnesium 44 



Manganous 50 



Nickel 51 



Potassium 22 



Silver 55 



Sodium 15 



Strontium 40 



Uranyl 64 



Zinc 46 



Nitric acid 66 



Nitrobenzenesulphonic acid, meta 128 



Nitrobenzoic acid 



Meta 118 



Ortho 117 



Para 118 



Nitrotoluenenesulphonic acid (1, 2,4)... 129 



Nitrotoluenesulphonic acid (1, 4, 2) 130 



Organic acids 85 



Discussion of the results with the. . . . 137 



Dissociation of 87, 139 



Values of /* w for the 91 



Ortho-aminobenzoic acid 124 



Ortho-chlorbenzoic acid 117 



Ortho-nitrobenzoic acid 117 



Ortho-phthalic acid 133 



Ortho-toluic acid 130 



Para-aminobenzoic acid 125 



Para-hydroxybenzoic acid 122 



Para-nitrobenzoic acid 118 



Para-sulphaminobenzoic acid 127 



Para-toluenesulphonic acid 129 



Para-toluic acid 131 



Per cent 



Temperature coefficients in 143 



Temperature coefficients of conduc- 

 tivity 81 



Perchlorate 



Potassium 23 



Sodium 16 



Permanganate, potassium 28 



