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关于H22CO的百科

已知:C(s)+ O2(g)==CO2(g)  △H1CO2 (g) +C( s)==2CO(g)△H22CO...
  • 已知:C(s)+ O2(g)==CO2(g)  △H1CO2 (g) +C( s)==2CO(g)△H22CO...

  • 问题详情:已知:C(s)+ O2(g)==CO2(g)  △H1CO2 (g) +C( s)==2CO(g)△H22CO(g)+O2(g)==2CO2(g)△H34Fe(s) +3O2(g)==2Fe2O3(s)△H43CO(g)+Fe2O3(s)==3CO2(g)+2Fe(s)  △H5下列关于上述反应焓变的判断正确的是A.△H1>0,△H3<0    B.△H2>0,△H4>0   C.△H1=△H...
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.已知:C(s)+O2(g)═CO2(g)△H1CO2(g)+C(s)═2CO(g)△H22CO(g)+O2(...
  • .已知:C(s)+O2(g)═CO2(g)△H1CO2(g)+C(s)═2CO(g)△H22CO(g)+O2(...

  • 问题详情:.已知:C(s)+O2(g)═CO2(g)△H1CO2(g)+C(s)═2CO(g)△H22CO(g)+O2(g)═2CO2(g)△H34Fe(s)+3O2(g)═2Fe2O3(s)△H43CO(g)+Fe2O3(s)═3CO2(g)+2Fe(s)△H5下列关于上述反应焓变的判断正确的是()A.△H1>0,△H3<0      B.△H2>0,△H4>0C.△H1=△H2+△H3         D.△H3=△H4+△H5【回答】C知识点:化学...
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已知:C(s)+O2(g)═CO2(g)△H1CO2(g)+C(s)═2CO(g)△H22CO(g)+O2(g...
  • 已知:C(s)+O2(g)═CO2(g)△H1CO2(g)+C(s)═2CO(g)△H22CO(g)+O2(g...

  • 问题详情:已知:C(s)+O2(g)═CO2(g)△H1CO2(g)+C(s)═2CO(g)△H22CO(g)+O2(g)═2CO2(g)△H34Fe(s)+3O2(g)═2Fe2O3(s)△H43CO(g)+Fe2O3(s)═3CO2(g)+2Fe(s)△H5下列关于上述反应焓变的判断正确的是()A.△H1>0,△H3<0 B.△H2>0,△H4>0 C.△H1=△H2+△H3D.△H3=△H4+△H5【回答】【考点】真题集萃;反应热和焓变.【专题】化...
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已知:C(s)+O2(g)=CO2(g) △H1CO2(g)+C(s)=2CO(g) △H22CO(g)+O2...
  • 已知:C(s)+O2(g)=CO2(g) △H1CO2(g)+C(s)=2CO(g) △H22CO(g)+O2...

  • 问题详情:已知:C(s)+O2(g)=CO2(g) △H1CO2(g)+C(s)=2CO(g) △H22CO(g)+O2(g)=2CO2(g) △H34Fe(s)+3O3(g)=2Fe2O3(s)  △H43CO(g)+Fe2O3(s)=3CO2(g)+2Fe(s)  △H5下列关于上述反应焓变的判断正确的是A.△H1>0,△H3<0B.△H2>0,△H4>0C.△H1=△H2+△H3D.△H3=△H4+△H5【回答】 知识点:高考试题...
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