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Which of the following equations is not balanced? O 2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + CO2 O 2NO + O2 -> 2NO2 O Cu + 2AgNO3 -> Cu(NO3)2 + 2Ag O 2Mg + O2 -> 2MgO O CaCO3 -> CaO + CO2
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Which of the following equations is not balanced?

O 2NaHCO3 + H2SO4 -> Na2SO4 + 2H2O + CO2

O 2NO + O2 -> 2NO2

O Cu + 2AgNO3 -> Cu(NO3)2 + 2Ag

O 2Mg + O2 -> 2MgO

O CaCO3 -> CaO + CO2

User Ilya Rezvov
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1 Answer

6 votes

Answer:

1 2NaHCO3+H2SO4->Na2SO4+2H2O+2CO2

User EBDS
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