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题型:单选题 题类:常考题 难易度:普通
2015-2016学年贵州省毕节地区大方一中高二上学期期末化学试卷
Fe(s)+ O2(g)═FeO(s)△H=﹣272kJ•mol﹣1
2Al(s)+ O2(g)═Al2O3(s)△H=﹣1675kJ•mol﹣1
则2Al(s)+3FeO(s)═Al2O3(s)+3Fe(s)的△H是( )
CO(g)+ O2(g)═CO2(g)△H=﹣283.0kJ•mol﹣1②
C(石墨)+O2(g)═CO2(g)△H=﹣393.5kJ•mol﹣1③
则4Fe(s)+3O2(g)═2Fe2O3(s)的△H为( )
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