Question: Determine H for the reaction CaCO3 ( CaO + CO2 given these data: 2Ca + 2C + 3O2 ( 2CaCO3 H = 2,414 kJ C

Determine ΔH for the reaction
CaCO3 ( CaO + CO2 given these data:
2Ca + 2C + 3O2 ( 2CaCO3
ΔH = −2,414 kJ
C + O2 ( CO2
ΔH = −393.5 kJ
2Ca + O2 ( 2CaO
ΔH = −1,270 kJ

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