已知:①H2(g)+O2(g)═H2O(g)△H1=akJ/mol②2H2(g)+O2(g)═2H2O(g)△...
問題詳情:已知:①H2(g)+O2(g)═H2O(g)△H1=akJ/mol②2H2(g)+O2(g)═2H2O(g)△H2=bkJ/mol③H2(g)+O2(g)═H2O(1)△H3=ckJ/mol④2H2(g)+O2(g)═2H2O(1)△H4=dkJ/mol.A.a<c<0 B.b>d>0 C.2a=b<0 D.2c=d>0【回答】【*】C【解析】A、對於放...