WASSCE Chemistry · Chemical Reactions & Energy
Energy Changes in Reactions
Exothermic and endothermic reactions, enthalpy changes, and energy profile diagrams.
- lessons
- 2
- of study
- 16 min
- free to read
- 1
Across the topic: 9 sections · 6 worked examples · 1 diagram
Topic content
Lessons in this topic
2 lessons · 16 min
- 1Exothermic and endothermic reactions8 minFree8 minFree
- 2Hess's law, bond energies and spontaneity8 min Plan8 min Plan
- Hess's law
- Bond energies
- Entropy
- Free energy and spontaneity
4 worked examples
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