Equations balanced on the previous day | Equations balanced on the next day |
H2SO4 + SiO2 = SiSO4 + 2 H + O2
MgO = Mg + O2 =>
2 MgO = 2 Mg + O2
ZnC6H5NO2 + NaOH = Na2C6H5NO2 + Zn(OH)2 =>
ZnC6H5NO2 + 2 NaOH = Na2C6H5NO2 + Zn(OH)2
Pb(NO3)2 + NaOH = PbOHNa(NO3)2 =>
Pb(NO3)2 + NaOH = PbOHNa(NO3)2