If carbon monoxide reaches a temperature of over 1,100 degrees Fahrenheit, it will ignite in a combustion reaction with oxygen. What would the product(s) of the reaction be?2CO + O2 → ?

Carbon monoxide reacts with oxygen to form carbon dioxide. Balancing the atoms gives 2CO + O2 → 2CO2: there are 2 carbon atoms and 4 oxygen atoms on each side. The product is carbon dioxide, so choice A is correct.

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