Balanced Reactions Quick Check
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Question
Which of the following is an example of a balanced chemical reaction?
a) 2 H2 + O2 -> 2 H2O
b) 3 Fe + 2 AuCl3 -> FeCl3 + 2 Au
c) 4 NH3 + 7 O2 -> 4 NO2 + 6 H2O
d) 2 C2H4 + 1 O2 -> 2 CO2 + 2 H2O