Question

Balance the following chemical reactions: Mno2+Hcl=MnCl2+H2O+Cl2C2H4+O2=CO2+H2O (B) Pb(NO3) -> PbO+NO2+O2

Answer 1

in first equation from where carbon atom is introduced? are you god? see in 3rd product there are 2 carbon atoms.

WRONG EQUATION