Science (9th Grade)
Balancing Chemical Equations
Select the correctly balanced equation for burning ethane: C2H6 + O2 -> CO2 + H2O
2C2H6 + 7O2 -> 4CO2 + 6H2O
C2H6 + 5O2 -> 2CO2 + 3H2O
C2H6 + 3O2 -> 2CO2 + 3H2O
C2H6 + 6O2 -> 4CO2 + 6H2O
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