In the reaction of 1.80 moles NH 3(g) and 2.00 moles O2(g)
4 NH3(g) + 5 O2(g) → 4 NO(g) + 6 H2O(l),
which is the limiting reactant?
1. O2 limiting; 1.6 mol NH3 left over
2. O2 limiting; 0.4 mol NH3 left over
3. O2 limiting; 1.8 mol NH3 left over
4. NH3 limiting; 0.25 mol O2 left over
5. NH3 limiting; 2.00 mol O2 left over
6. NH3 limiting; 0.2 mol O2 left over
7. NH3 limiting; 0.4 mol O2 left over
8. O2 limiting; 0.2 mol NH3 left over
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