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September 5, 2015

Homework Help: AP Chemistry

Posted by Anonymous on Sunday, September 29, 2013 at 5:48pm.

Carbon monoxide reacts with oxygen to form
carbon dioxide by the following reaction:
2CO(g) + O2(g) --> 2CO2(g)
change in H for this reaction is −135.28 kcal.
If 811.7 kcal is released, how many moles of
CO must have reacted?
1. 16.3 mol
2. 40.5 mol
3. 12.0 mol
4. 5.41 mol
5. 6.00 mol
6. 1.35 mol
7. 270.5 mol

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