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Balanced equations
1.)Fe2O3 +2Al➡️Al2O3+2Fe
- )BaCl2+ CuSO4 ➡️CuCl2+BaSO4
- )CaCO3+ 2HCl➡️CaCl2+ H2O+CO2
- )H2O2➡️H2O+O2
- )Na2CO3 +2HCl ➡️2NaCl+ H2O + CO2
- )2O2➡️CO2+ H2O
- )2Fe+ S➡️Fe2S
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