Consider the reaction: 2H₂(g) + O2(g) → 2H₂O(g) Using standard thermodynamic data at 298 K, calculate the free energy change when 1.70 moles of H₂ (g) react at standard conditions. AG° rxn Substance AG (kJ/mol) H₂O(g) -228.6 H₂(g) 0.0 O2(g) 0.0

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