Calendar: 1890-1891 Page 190

186 ENGINEERING equations Calculation of the quantities by weight taking part in reactions Division of elements into metals and non-metals French and English weights and measures Calculation of the weight and volume of gases at the standard temperature and pressure Atoms and molecules atomic and molecular weights Atomic and molecular formulae and equations Specific heat and atomic heat of the elements Hydrogen -Diffusion of Gases Balloons Inflammation and Explosion of Gases Oxygen -Combustion Action of the Atmospheric Oxygen upon Non-Metals and Metals Utility of Metals dependent upon their relations to Oxygen Oxides Acids Bases Sdts vV aMf Λ ivht 1ινΛιιϊό Water -Analysis and Synthesis Electrolysis Determina- tion of the Composition of Water Chemical Relations of Water to other Substances -Slacking of Lime Crystallisation of Metallic Salts Effects of Dry and Moist Air upon Salts Natural Forms of Water -Rain Spring Saline and Mineral Waters Hard and Soft Waters Sea Water Boiler in eras- tations Formation of Calcareous Deposits in Nature Pro- cesses for softening Waters Action of Water upon Lead Organic Matter in Waters how to decide upon the character of Water-supply Purification of Water Distillation Hydrogen Dioxide -Its preparation and properties Ozone Chlorine -Theory of bleaching Hydrochloric Acid Oxides and the following 0xy-acid8 of chlorine viz Hypochlorous chloric and per-chloric acids preparation properties and composition of Composition and preparation of bleaching powder romine and hydrobromic and bromic acids-