Balancing Equations
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Ca + 02 -> CaO
2 Ca + O2 -> 2 CaO
Na + Cl2 -> NaCl
2 Na + Cl2 -> 2 NaCl
Al + 02 -> Al2O3
4 Al + 3 O2 -> 2 Al2O3
HNO3 -> NO2 + H2O + O2
4 HNO3 -> 4 NO2 + 2 H2O + O2
K + O2 -> K2O
4 K + O2 -> 2 K2O
NH3 + O2 -> NO + H2O
4 NH3 + 5 O2 -> 4 NO + 6 H2O
C4H8 + O2 -> CO2 + H2O
C4H8 + 6 O2 -> 4 CO2 + 4 H2O
C5H12 + O2 -> CO2 + H2O
C5H12 + 8 O2 -> 4 NO + 6 H2 O
F2 + kBr -> kF + Br2
F2 + 2 KBr -> 2 KF + Br2
Fe2O3 + HCl -> FeCl3 + H2O
Fe2O3 + 6 HCl -> 2 FeCl3 + 3 H2O
Na2CO3 -> Na2O + CO2
Na2CO3 -> Na2O + CO2
Na2O + H2O -> NaOH
Na2O + H2O -> 2 NaOH
To balamce an equation you...
Put numbers in fromt of the formulas where needed
What do you need to balance an equation for?
There needs to be the same amount of each atom on both sides