🔒
🔒 Pro members only

Endothermic and exothermic processes

Differentiate endothermic and exothermic changes by tracking energy flow between system and surroundings. Connect molecular reasoning—bond breaking vs. bond forming—to macroscopic evidence such as temperature change, dissolution, and combustion to predict direction and magnitude of heat exchange.

This lesson is part of the members-only content of AP®︎/College Chemistry. The first 3 lessons of every course are free — this one starts after the free preview.

  • ✓ Unlimited access to every lesson, video and article
  • ✓ All subjects and age groups in one membership
  • ✓ Cancel anytime · Visa & MasterCard accepted