Question

配平下列化学式( )CO+( )Fe3O4----( )Fe+( )CO2( )H2O+( )Fe----( )Fe3O

Answer 1

(4 )CO+( 1)Fe3O4----( 3)Fe+( 4)CO2

(4 )H2O+( 3)Fe----( )Fe3O4+(4 )H2

( 1)CH4+( 2)O2----(1 )CO2+(2 )H2O

( 4)NH3+(5 )O2----( 4)NO+( 6)H2O

(2 )C2H2+(5 )O2----(4 )CO2+( 2)H2O

( 2)CH3OH+(3 )O2----( 2)CO2+(4 )H2O

( 2)Al+( 6)HCl----(2 )AlCl3+(3 )H2