Principles and Modern Applications of Mass Transfer Operations by Jaime Benitez, 3rd Edition, is a comprehensive guide for students and professionals in the field of chemical engineering. Published by WILEY on January 1, 2016, this book spans 624 pages and is available in English. With a focus on distillation calculations and recent advancements in mass transfer operations, it explores key concepts such as membrane separations, chromatography, ion exchange, and adsorptive processes. The new edition includes an enhanced coverage of developing topics, particularly in biological engineering, and delves deeper into phase equilibrium principles. Computational software integration using Mathcad is also highlighted through practical problems and exercises, with approximately 25-30 problems per chapter to reinforce learning. This book serves as a staple in chemical engineering curricula and offers valuable insights for both beginners and advanced learners.