25 ℃,101 k Pa时,强酸与强碱的稀溶液发生中和反应的中和热为57.3 kJ/mol,辛烷的燃烧热为5518 kJ/mol.A.2H+(aq) + (aq)SO42-+ BA2+(aq)+2OH (aq)=BaSO4(s)+2H2 O(1); H= 57.3 kJ/molB.KOH(aq)+ H SO4(aq)= K SO4(aq)+H O(I); H= 57.3kJ/mo
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![25 ℃,101 k Pa时,强酸与强碱的稀溶液发生中和反应的中和热为57.3 kJ/mol,辛烷的燃烧热为5518 kJ/mol.A.2H+(aq) + (aq)SO42-+ BA2+(aq)+2OH (aq)=BaSO4(s)+2H2 O(1); H= 57.3 kJ/molB.KOH(aq)+ H SO4(aq)= K SO4(aq)+H O(I); H= 57.3kJ/mo](/uploads/image/z/3333560-32-0.jpg?t=25+%E2%84%83%2C101+k+Pa%E6%97%B6%2C%E5%BC%BA%E9%85%B8%E4%B8%8E%E5%BC%BA%E7%A2%B1%E7%9A%84%E7%A8%80%E6%BA%B6%E6%B6%B2%E5%8F%91%E7%94%9F%E4%B8%AD%E5%92%8C%E5%8F%8D%E5%BA%94%E7%9A%84%E4%B8%AD%E5%92%8C%E7%83%AD%E4%B8%BA57.3+kJ%2Fmol%2C%E8%BE%9B%E7%83%B7%E7%9A%84%E7%87%83%E7%83%A7%E7%83%AD%E4%B8%BA5518+kJ%2Fmol.A.2H%2B%28aq%29+%2B+%28aq%29SO42-%2B+BA2%2B%28aq%29%2B2OH+%28aq%29%3DBaSO4%28s%29%2B2H2+O%281%29%3B+H%3D+57.3+kJ%2FmolB.KOH%28aq%29%2B+H+SO4%28aq%29%3D+K+SO4%28aq%29%2BH+O%28I%29%3B+H%3D+57.3kJ%2Fmo)
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