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Which of the following equations is NOT balanced?
A. 2HCl + Mg(OH)2 –> MgCL2 + 2H2O
B. 3HCl + Fe(OH)3 –> 3H2O + FeCl3
C. MnO2 + 4HCl –> MnCl2 _ 2H2O + Cl2
D. Na2CO3 + HCl –> NaCl + H2O + CO2
D. Na2CO3 + HCl –> NaCl + H2O + CO2
Left:
Na: 2
C: 1
O: 3
H: 1
Cl: 1
Right:
Na: 1
C: 1
O: 3
H: 1
Cl: 1