Contents.—The Equilibria of Acids, Bases and Salts, and the Physical Methods of Determining Acidity and Alkalinity. Light Absorption in the Visible Spectrum and Colorimetry. Theories of Colour in their Relation to the Ionic Theory, Chemical Constitution and the Formation of Salts. The Colour of Indicators as a Function of Hydrion Concentration. The Determination and Use of Indicator Constants. The Preparation and Use of Solutions of Standard Hydrion Concentration. Applications. The Course of Neutralisation and the Theory of Titration. The Solution Equilibrium and Titration of some Acids. A Summarised List of the Principal Indicators with Absorption Spectra.
Problems in Physical Chemistry. With Practical Applications. E. B. R. Prideaux, M.A., D.Sc., with a Preface by F. G. Donnan, M.A., Ph.D., F.R.S. 2nd Edn. Revised. 18/- net.
Contents.—Preface. Author’s Preface. Mathematical Methods and Formulæ. Table of Logarithms. List of Symbol and Abbreviations. Units and Standard of Measurement. Thermochemistry. Systems of One Component. Systems of Two Components. Reactions in Solution. Electromotive Force and Chemical Reaction. Velocity of Chemical and Radioactive Changes. Reactions in Gases.
Chemical Theory and Calculations. An Elementary Text-Book. Forsyth J. Wilson, D.Sc.(Edin.), Ph.D.(Leipzig), and Isidor M. Heilbron, Ph.D. (Leipzig), F.I.C., A.R.T.C. 2nd Edition. 4/6 net.
Chemical Calculations. R. Harman Ashley, Ph.D. Extra Crown 8vo. 10/- net.
Contents.—Ratios. Approximate Numbers. Interpolation. Heat. Specific Gravity. Gas Calculations. Calculation of Atomic Weights and Formulas. Gravimetric Analysis. Volumetric Analysis. Use of Specific Gravity Tables and Acid Calculations.
The Nature of Solution. H. C. Jones, with a Biographical Memoir by Professor E. E. Reid. Large 8vo. 400 pages. 18/- net.
Contents.—Importance of Solution. Earlier Views as to the Nature of Solution. The Osmotic Pressure of Solutions. Relations between Solutions and Gases Demonstrated by Vant Hoff. The Theory of Electrolytic Dissociation as Announced by Arrhenius. Diffusion in Solution. Depression of the Vapour-tension of a Solvent by Substances Dissolved in it. Depression of Freezing-Point of a Solvent by the Solute. Aqueous Solutions of Acids, Bases and Salts—Electrolytes. Some Electrical Properties of Aqueous Solutions of Electrolytes. Solution in Non-aqueous and in Mixed Solvents. Colloidal Solutions. Solutions in Solids as Solvents. The Newer Hydrate Theory. The Solvate Theory of Solutions.
A Text-Book of Thermodynamics. With Special Reference to Chemistry. J. R. Partington, M.Sc. 10/6 net. ([See p. 40.])