Equations balanced on the previous day | Equations balanced on the next day |
MgCO3 = MgO + CO2
Pb(NO3)2 + H2S = PbS + HNO3 =>
Pb(NO3)2 + H2S = PbS + 2 HNO3
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
Fe2O3 + H2O = Fe(OH)3 =>
Fe2O3 + 3 H2O = 2 Fe(OH)3
C + H2 = CH4 =>
C + 2 H2 = CH4
S2O8{2-} + I{-} = SO4{2-} + I2 =>
S2O8{2-} + 2 I{-} = 2 SO4{2-} + I2
CaCO3 = CaO + CO2 =>
CaCO3 = CaO + CO2