CONTENTS. 



CHAP. PAQE 



I. Introductory Chapter 1 



THE LAW OP DISTRIBUTION. 



II. The Statistical Method 11 



III. The Method of General Dynamics 33 



IV. Comparison between the two Methods 53 



V. Extension to Molecules of the most general conservative type . . 61 



PHYSICAL PROPERTIES. 



VI. Pressure, Density and Temperature 105 



VII. Mass Motion and Calorimetry 149 



THEORY OF A NON-CONSERVATIVE GAS. 



VIII. General Dynamics of Non- conservative Systems 176 



IX. The Transfer and Dissipation of Energy in a gas .... 197 



X. Calorimetry 210 



FREE PATH PHENOMENA. 



XI. Calculation of the Free Path 229 



XII. Viscosity 242 



XIII. Conduction of Heat 259 



XIV. Diffusion "" .... 268 



XV. Maxwell's Theory of Viscosity, Conduction and Diffusion . . . 275 



XVI. The Propagation of Sound 302 



XVII. Planetary Atmospheres 309 



XVIII. Molecular Aggregation and Dissociation 326 



XIX. The Evidence of the Kinetic Theory as to the size of molecules . 339 



APPENDICES. 



