H2O2 Heat of Decomposition















P.A. Giguere, Complements au Nouveau Traite de Chemie Minerale – No. 4 Peroxyde d’Hydrogene et Polyoxydes d’Hydrogene, Paris, Mason, p.181 (1975)


  1. The standard free energy change (Δ Fo) is -27.92 kcal/mole at 25 °C
  2. Rapid decomposition of concentrated H2O2 solutions may not be complete, with concentrations up to 10% remaining.

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