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已知： C(s)+1／2 O2(g_)=CO(g)；△H1= -110.35 kJ／mol
CO(g)+1／2 O2(g)=CO2(g)；△H2= -282.57 kJ／mol
则：C(s)+O2(g)=CO2(g)；△H3=
A．+172.22 kJ／mol B．-172.22 kJ／mol
C．+392.92 kJ／mol D．-392.92 kJ／mol
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已知： C(s)+1／2 O2(g_)=CO(g)；△H1= -110.35 kJ／mol
CO(g)+1／2 O2(g)=CO2(g)；△H2= -282.57 kJ／mol
则：C(s)+O2(g)=CO2(g)；△H3=
A．+172.22 kJ／mol B．-172.22 kJ／mol
C．+392.92 kJ／mol D．-392.92 kJ／mol
查看习题详情和答案>>已知：C(s)+1／2 O2(g_)=CO(g)；△H1= -110.35 kJ／mol
CO(g)+1／2 O2(g)=CO2(g)；△H2= -282.57 kJ／mol
则：C(s)+O2(g)=CO2(g)；△H3=
A．+172.22 kJ／mol B．-172.22 kJ／mol
C．+392.92 kJ／mol D．-392.92 kJ／mol
查看习题详情和答案>>
已知： C(s)+1／2 O2(g_)=CO(g)；△H1=" -110.35" kJ／mol
CO(g)+1／2 O2(g)=CO2(g)；△H2=" -282.57" kJ／mol
则：C(s)+O2(g)=CO2(g)；△H3=
| A．+172.22 kJ／mol | B．-172.22 kJ／mol |
| C．+392.92 kJ／mol | D．-392.92 kJ／mol |