有關1105kJmol的精選大全

已知在298K時下述反應的有關數據:C(s)+1/2O2(g)=CO(g)  △H1=-110.5kJ/mol...
問題詳情:已知在298K時下述反應的有關數據:C(s)+1/2O2(g)=CO(g)  △H1=-110.5kJ/molC(s)+O2(g)=CO2(g),△H2=-393.5kJ/mol 則C(s)+CO2(g)=2CO(g)的△H為 (   )A.+283.5kJ/mo   B.+172.5kJ/mol  C.-172.5kJ/mo...
已知反應:①101kPa時,C(s)+O2(g)═CO(g)△H1=﹣110.5kJ/mol②稀溶液中,H+(...
問題詳情:已知反應:①101kPa時,C(s)+O2(g)═CO(g)△H1=﹣110.5kJ/mol②稀溶液中,H+(aq)+OH﹣(aq)═H2O(l)△H2=﹣57.3kJ/mol.下列結論正確的是()A.若碳的燃燒熱用△H3來表示,則△H3<△H1B.若碳的燃燒熱用△H3來表示,則△H3>△H1C.濃硫*與稀NaOH溶液反...
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