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Which of the following is a balanced chemical equation? H2O2 --> H2O + O2 2 Fe2O3 + 3 C --> 4Fe + 3CO2 SO2 + O2 + 2H2O --> 4H2SO4 2 Mg + HCl --> MgCl2 + H2
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Which of the following is a balanced chemical equation? H2O2 --> H2O + O2 2 Fe2O3 + 3 C --> 4Fe + 3CO2 SO2 + O2 + 2H2O --> 4H2SO4 2 Mg + HCl --> MgCl2 + H2

User Daichi
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2Fe₂O₃ + 3C --> 4Fe + 3CO₂

(2·2)Fe → 4Fe
(2·3)O → 6O
3C → 3C
User Gerhat
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