配平下列反应的化学方程式: (1)___Al+____Fe2O3-____Fe+____Al2O3 (2)____C+____S+____KNO3-____K2S+___N2+____CO2 (3)____ N2+____C+____H2O-____NH3+___CO2 (4)____C+____H2SO4(浓)-____CO2↑十____SO2↑十____H2O (5)_ ___CH3OH+____O2-____CO2+____H2O (6)____NH3+____O2-____NO+____H2O |