INTRODUCTION TO PHYSICAL CHEMISTRY: thermodynamics, kinetics, equilibrium, reactions Reading Comprehension Passages. What really drives a chemical reaction to happen, or stop? In physical chemistry, every equation tells a story of energy, balance, and transformation. It’s where we uncover the hidden rules that decide how matter behaves, reacts, and keeps the world in motion. This digital resource features Read Aloud Audio, Self-Marking Multiple Choice Questions, Critical Thinking Challenges, Op