Given the reaction between ammonia and oxygen as 4NH₃ + 5O₂ 4NO + 6H₂O:
a. Calculate the amount of nitrogen monoxide (in grams) produced if 0.8 g of ammonia is reacted.
b. Calculate the amount of nitrogen monoxide (in grams) produced if 0.8 g of oxygen is reacted.
c. In comparing (a) and (b), indicate what the limiting reactant is. Explain.