1) In the formation of carbon dioxide from carbon monoxide and oxygen, how many moles of carbon monoxide are needed to react completely with 7.0 moles of oxygen gas?
2 CO + O2 -> 2 CO2
2) How many grams of water can be prepared from 5moles of hydrogen at standard conditions?
2 H2 + O2 -> 2 H2O
3) Ammonia, NH3, is commercially prepared by the Haber process. How many moles of ammonia can be formed from 44.8 liters of nitrogen gas and an excess of hydrogen at standard conditions?
3 H2 + N2 -> 2 NH3
Remember, no answers, just steps on how to reach the answers if that's at all possible.