This text explores the connections between different thermodynamic subjects related to fluid systems, from first principles to applied topics. It presents the fundamentals and treatment of mixtures and offers examples and references. The new edition explores advances and contains problems and solutions.

Section I: Fundamentals. 1. Basic Concepts and Definitions. 2. The First and Second Laws of Thermodynamics. 3. Conservation of Energy in an Open Flow System: Definition of Enthalpy. 4. The Algebra of State Functions: The Helmholtz and Gibbs Functions. 5. Calculation of Changes in the Value of Thermodynamic Properties. Section II: Mixtures. 6. Partial Molar Properties and Property Changes by Mixing. 7. The Chemical Potential and the Gibbs-Helmholtz Equation. 8. The Principles of Physical and Chemical Equilibrium. 9. The Phase Rule and Duhem Theorem. 10. Generality of the Thermodynamic Treatment. 11. The Ideal Gas and Ideal Gas Mixtures. 12. The Use of Fugacity and Activity in Equilibrium Studies. 13. Calculation of Fugacities from Equations of State (EOS). 14. Fugacity of a Mixture and of Its Components. 15. Fugacities and Activities in Liquid Mixtures of Non Electrolytes. 16. Activity Coefficients and Excess Properties. 17. Mixture Behavior, Stability and Azeotropy. 18. The Thermodynamics of Aqueous Electrolyte Solutions. 19. The Thermodynamics of Polymer Solutions. Section III: Applications. 20. Applications of Polymer Solution Thermodynamics. 21. The Thermodynamics of Chemical Reactions. 22. The Thermodynamics of Equilibrium Based Separation Processes. 23. Heat Effects. 24. Adsorption of Gases on Solids. Section IV: Special Topics. 25. The Thermodynamics of Flow of Compressible Fluids. 26. Elements of Statistical Thermodynamics. 27. Statistical Thermodynamics Basis of Equations of State. 28. Statistical Thermodynamics Basis of Excess Gibbs Functions. 29. Statistical Thermodynamics Approach to the Generalized van der Waals Theory. 30. Generalized Lattice-Fluid Model. 31. Cosmo-RS-Type Models. 32. Thermodynamics of Hydrogen Bonding. 33. SAFT. 34. The Activity Coefficients of Individual Ions - Past, Present and Future. Section V: Appendices. Appendix A. Material Balances in Open Flow Systems. Appendix B. Working with the Virial EOS. Appendix C. Working with the PRSV EOS. Appendix D. Working with ASOG-KT. Section VI: Solutions to End-of-Chapter Problems. Solutions to Problems of Section I: Fundamentals. Solutions to Problems of Section II: Mixtures. Solutions to Problems of Section III: Applications. Solutions to Problems of Section IV: Special Topics.