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Balance the following reactions.  1. Cu + H2SO4 → CuSO4 + SO2+ H2O ↑ 

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Balance the following reactions. 

1. Cu + H2SO4 → CuSO4 + SO2+ H2O ↑ 

2. Fe + H2O → Fe3O4 + H2 

3. CH4 + O2 → CO2+ H2O

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1. Cu + 2H2SO → CuSO4 + SO2+ 2H2O 

2. 3Fe + 4H2O → Fe3O4 + 4H2 

3. C + 4 + 2O2 → CO2 + 2H2O

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