已知：Fe(s)＋
O2(g) = FeO(s)ΔH1=－272kJ/mol
2Al(s)＋
O2(g)= Al2O3(s)ΔH2=－1675kJ/mol
则2Al(s) ＋3FeO(s) = Al2O3(s)+ 3Fe(s)的ΔH是
| A．－859kJ/mol | B．859kJ/mol | C．－1403kJ/mol | D．－2491kJ/mol |
已知：Fe(s)＋O2(g) = FeO(s)ΔH1=－272kJ/mol
2Al(s)＋O2(g)= Al2O3(s)ΔH2=－1675kJ/mol
则2Al(s) ＋3FeO(s) = Al2O3(s)+ 3Fe(s)的ΔH是
| A．－859kJ/mol | B．859kJ/mol | C．－1403kJ/mol | D．－2491kJ/mol |
试题篮
()
粤公网安备 44130202000953号
