Find ΔH for BaCO₃ (S)→ BaO (S)+ CO₂ (G) Given

question 160

Multiple Choice

Find ΔH for BaCO₃ (s) → BaO (s) + CO₂ (g) given 2 Ba (s) + O₂ (g) → 2 BaO (s) ΔH = -1107.0 kJ
Ba (s) + CO₂ (g) + 1/2 O₂ (g) → BaCO₃ (s) ΔH = -822.5 kJ

• A)-1929.5 kJ
• B)+1376 kJ
• C)-269.0 kJ
• D)269.0 kJ

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