A-Level CAIE Chemistry A2 23.3.3—The entropy change for a reaction, ΔS Question Bank

• Calculate the entropy change for a reaction, ΔS, given the standard entropies, S ⦵ , of the reactants and products, ΔS ⦵ = ΣS ⦵: (products) – ΣS ⦵ (reactants) (use of ΔS ⦵ = ΔSsurr + ΔSsys is not required)