For each part in Problem 9.116, calculate the amount of excess reagent left over at the end of each reaction.

Data from Problem 9.116

Nitrogen and fluorine react to form nitrogen trifluoride according to the balanced chemical equation

N₂(g) + 3 F₂(g) → 2 NF₃(g)

For each of the following reaction mixtures, choose the limiting reactant:

0.50 mol N₂(g) and 0.50 mol F₂(g)

12.0 mol N₂(g) and 20.0 mol F₂(g)

2.5 mol N₂(g) and 7.5 mol F₂(g)

100 molecules N₂(g)and 500 molecules F₂(g)

5.00 g N₂(g) and 15.0 g F₂(g)

20.0 mg N₂(g) and 70.0 mg F₂(g)