Symbols and formulæ Constitution of compound gases Compound gases containing non-volatile elements Hypothesis of Avogadro and Ampere Structure of gases.-Summary of hypotheses Molecules of solids and liquids SULPHURETTED HYDROGEN, or hydrosulphuric acid COMPOUNDS OF SULPHUR AND OXYGEN Sulphurous anhydride and sulphurous acid Sulphuric anhydride and sulphuric acid Fuming, or Nordhausen sulphuric acid Manufacture of sulphuric acid SELENIUM AND TELLURIUM 130 130 131 133 133 134 135 135 136 141 143 143 145 147 148 151 |