What are the theoretical foundations underlying chemical engineering, and how do these principles serve as the base for various processes and methodologies within the field? Explore the fundamental theories such as thermodynamics, transport phenomena, reaction kinetics, and process control, elucidating their significance in designing and optimizing chemical processes. Additionally, discuss the integration of these theories with experimental data and computational methods to enhance understanding and application in realworld scenarios, illustrating the essential role of theory in advancing chemical engineering practices.