练习册

  • 练习册
  • 试题
    10．已知: C(s)+1／2 O2,△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 【查看更多】

     

    题目列表(包括答案和解析)

    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

     

    查看答案和解析>>

    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

    查看答案和解析>>

    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

     

    查看答案和解析>>

    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／molB．-172.22 kJ／mol
    C．+392.92 kJ／molD．-392.92 kJ／mol

    查看答案和解析>>

    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／molB．-172.22 kJ／mol
    C．+392.92 kJ／molD．-392.92 kJ／mol

    查看答案和解析>>


    同步练习册答案