題目列表(包括答案和解析)
已知:Fe2O3(s) + C(s) = CO2(g) + 2 Fe(s) ΔΗ=234.1 kJ?mol-1
C(s) + O2(g) = CO2(g) ΔΗ=-393.5 kJ?mol-1
則2 Fe(s)+ O2(g) = Fe2O3(s) 的ΔΗ 是
A.-824.4 kJ?mol-1 B.-627.6 kJ?mol-1
C.-744.7 kJ?mol-1 D.-169.4 kJ?mol-1
已知:Fe2O3(s) + C(s) = CO2(g) + 2 Fe(s) ΔΗ=234.1 kJ?mol-1
C(s) + O2(g) = CO2(g) ΔΗ=-393.5 kJ?mol-1
則2 Fe(s)+ O2(g) = Fe2O3(s) 的ΔΗ 是
A.-824.4 kJ?mol-1 B.-627.6 kJ?mol-1
C.-744.7 kJ?mol-1 D.-169.4 kJ?mol-1
已知:Fe2O3(s) + C(s) = CO2(g) + 2 Fe(s) ΔΗ=234.1 kJ·mol-1
C(s) + O2(g) = CO2(g) ΔΗ=-393.5 kJ·mol-1
則2 Fe(s)+ O2(g) = Fe2O3(s) 的ΔΗ 是
A.-824.4 kJ·mol-1 B.-627.6 kJ·mol-1
C.-744.7 kJ·mol-1 D.-169.4 kJ·mol-1
已知:Fe2O3(s) + C(s) = CO2(g) + 2 Fe(s) ΔΗ="+234.1" kJ·mol-1
C(s) + O2(g) = CO2(g) ΔΗ="-393.5" kJ·mol-1
則2 Fe(s)+ O2(g) = Fe2O3(s) 的ΔΗ是:
A.-169.4kJ·mol-1 | B.-627.6 kJ·mol-1 |
C.-744.7 kJ·mol-1 | D.-824.4 kJ·mol-1 |
已知:Fe2O3(s) + C(s) = CO2(g) + 2 Fe(s) ΔΗ="+234.1" kJ·mol-1
C(s) + O2(g) = CO2(g) ΔΗ="-393.5" kJ·mol-1
則2 Fe(s)+ O2(g) = Fe2O3(s) 的ΔΗ是:
A.-169.4kJ·mol-1 B.-627.6 kJ·mol-1
C.-744.7 kJ·mol-1 D.-824.4 kJ·mol-1
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