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ΔG°reaction = ΣΔG°f products - ΣΔG°f reactants

Written by the Fiveable Content Team • Last updated August 2025

Verified for the 2027 exam

Verified for the 2027 exam•Written by the Fiveable Content Team • Last updated August 2025

Definition

The equation for calculating the standard Gibbs free energy change of a reaction from the standard Gibbs free energies of formation of products and reactants.

AP course connection

Topic 9.3: 9.3 Gibbs Free Energy and Thermodynamic Favorability

Unit 9

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ΔG°reaction = ΣΔG°f products - ΣΔG°f reactants cheat sheet for homework

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