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Using the equations

Ca (s) + 12 O2 (g) → CaO (s) AH° = -635 kJ/mol

CaO (s) + H₂O (1)→ Ca(OH)2 (s) AH° = -64 kJ/mol

2 H₂ (g) + O2(g) → 2 H₂O (1) AH° = -572 kJ/mol

Determine the enthalpy for the reaction

Ca (s) + 2 H₂O (1)→ Ca(OH)2 (s) + H₂ (g).