【简答题】已知下列热化学方程式: Fe 2 O 3 (s)+3CO(g)====2Fe(s)+3CO 2 (g); q p =-27.6kJ·mol -1 (1) 3Fe2O 3 (s)+CO(g)====2Fe 3 O 4 (s)+CO 2 (g); q p =-47.2kJ·mol -1 (2) Fe 3 O 4 (s)+CO(g)====3FeO(s)+CO 2 (g); q p =19...
【单选题】已知下列热化学方程式:Fe 2 O 3 (s)+3CO(g)=2Fe(s)+3CO 2 (g) H ='-24.8' kJ·mol -1 3Fe 2 O 3 (s)+CO(g)=2Fe 3 O 4 (s)+CO 2 (g) H ='-47.2' kJ·mol -1 Fe 3 O 4 (s)+CO(g)='3FeO' (s)+CO 2 (g) H ='+640.5' kJ·mol -1 则14g C...