CONTENTS 



PAET I 



MOLECULAR MOTION AND ITS ENERGY 

 CHAPTEK I 



FOUNDATIONS OF THE HYPOTHESIS 



SKCTION PAGK 



1. THE NATURE OF HEAT 3 



2. HYPOTHESES WITH REGARD TO HEAT-MOTION . . . . 5 

 8. BEHAVIOUR OF GASES . . . . , . .7 



4. CHARACTER OF THE HEAT-MOTION IN GASES 8 



5. FOUNDERS OF THE KINETIC THEORY 9 



CHAPTEE II 



PEESSUBE OF GASES 



6. BOYLE'S LAW 12 



7. THE ADMISSIBILITY OF THE HYPOTHESIS 13 



8. DEFECTS OF THE HYPOTHESIS 15 



9. INCREASE OF PRESSURE BY HEAT 17 



10. MEAN VALUE AND COMPONENTS OF THE ENERGY . . .18 



11. CALCULATION OF THE PRESSURE 19 



12. ANOTHER CALCULATION OF THE PRESSURE 21 



13. ABSOLUTE VALUE OF THE MOLECULAR SPEED . . . . 23 



14. TEMPERATURE 26 



15. ABSOLUTE ZERO OF TEMPERATURE 28 



16. PRESSURE AND ENERGY 30 



17. D ALTON'S LAW FOR THE PRESSURE OF MIXED GASES . . 31 



18. HEATING BY COMPRESSION 33 



19. COOLING BY EXPANSION 36 



20. VAPORISATION 37 



21. ABSORPTION AND ADSORPTION . .... 39 



