his engaging and comprehensive PowerPoint presentation is designed to help students understand the concept of Gibbs Free Energy and its role in predicting the spontaneity of chemical reactions. Perfect for high school chemistry (Grade 10–12, IGCSE, AP, or equivalent curricula), this resource simplifies complex thermodynamic concepts with clear explanations, examples, and visuals. What’s Included: Definition of Gibbs Free Energy (ΔG) Explanation of the Gibbs Free Energy equation: ΔG = ΔH − TΔS