(2017·海南卷)已知：①2NaOH(s)＋CO2(g)===Na2CO3(g)＋H2O(g) ΔH1＝－1...
问题详情：(2017·海南卷)已知：①2NaOH(s)＋CO2(g)===Na2CO3(g)＋H2O(g)ΔH1＝－127.4kJ·mol－1②NaOH(s)＋CO2(g)===NaHCO3(s)ΔH2＝－131.5kJ·mol－1反应2NaHCO3(s)===Na2CO3(s)＋H2O(g)＋CO2(g)的ΔH＝________kJ·mol－1，该反应的平衡常数表达...
问题详情：(2017·海南卷)已知：①2NaOH(s)＋CO2(g)===Na2CO3(g)＋H2O(g)ΔH1＝－127.4kJ·mol－1②NaOH(s)＋CO2(g)===NaHCO3(s)ΔH2＝－131.5kJ·mol－1反应2NaHCO3(s)===Na2CO3(s)＋H2O(g)＋CO2(g)的ΔH＝________kJ·mol－1，该反应的平衡常数表达...