Explore the cutting edge of fluid systems with “Classical Thermodynamics of Fluid Systems: Principles and Applications.” This comprehensive textbook, ideal for advanced undergraduate and graduate students in Chemical Engineering and Chemistry, as well as practicing engineers and researchers, presents fundamental and applied thermodynamics from first principles. Discover a clear, innovative approach using simple nomenclature and algebra to demystify complex concepts. This updated edition delves into recent advances in statistical associated fluid theories, thermodynamics of polymer solutions, and the activity of individual ions. Featuring practical examples, real-life problem connections, and four appendices with calculation procedures, this book bridges theory and application, offering valuable insights into both the power and limitations of thermodynamics for solving practical challenges. Enhance your understanding with creative end-of-chapter problems designed for “The Bookish Owl”‘s discerning readers.