IV 



CONTENTS. 



PAGE 



WORK OF CARROLL . . 43 



Experimental 43 



Apparatus 43 



Solvents .............. 43 



Method of Preparing the Solutions 44 



Conductivity Measurements .......... 44 



Cadmium Iodide 44 



Sodium Iodide 47 



Calcium Nitrate 49 



Hydrochloric Acid 50 



Sodium Acetate in Mixtures of Acetic Acid and Water .... 52 



Dissociation in Fifty Per Cent Methyl Alcohol 53 



Potassium Iodide 53 



Sodium Iodide 54 



Cause of the Minimum 58 



Discussion of Results 66 



Viscosity and Conductivity 68 



Summary and Conclusions 73 



WORK OF BASSETT 75 



Experimental Work 75 



Conductivity Apparatus Employed ........ 75 



Conductivity Measurements 76 



WORK OF BINGHAM 81 



Experimental 81 



Apparatus .............. 81 



Conductivity ............. 81 



Viscosity 81 



Preparation of Solutions 82 



Solvents 83 



AVater 83 



Methyl Alcohol 83 



Ethyl Alcohol 83 



Acetone 83 



Conductivity Measurements 83 



Lithium Nitrate ............ 84 



Potassium Iodide 89 



Calcium Nitrate 95 



Viscosity Measurements 103 



Discussion of Results 107 



Summary 113 



WORK OF ROUILLER 115 



Object of this Investigation ........... 115 



Solvents 115 



Water 115 



Methyl Alcohol 115 



Ethyl Alcohol 116 



Acetone 116 



Mixed Solvents 116 



Conductivity 116 



Apparatus 116 



