Transformations in matter, involving the rearrangement of atoms and molecules to form new substances with different properties, are driven by various factors. For instance, the combustion of wood involves a reaction with oxygen in the air, producing heat, light, carbon dioxide, and water. This transformation is driven by the application of heat, initiating the breaking and forming of chemical bonds.
Understanding the underlying causes of these transformations is fundamental to numerous scientific disciplines, including chemistry, biology, and materials science. This knowledge enables advancements in areas such as drug development, materials synthesis, and environmental remediation. Historically, the investigation of these driving forces has been central to the development of chemical theories, from early alchemy to modern quantum chemistry. This pursuit of understanding has revolutionized industries and shaped our modern world.