If the Reaction N₂ + 3 H₂ $\rightarrow$ 2 NH₃ Is Carried Out Using 1

If the reaction N₂ + 3 H₂ $\rightarrow$ 2 NH₃ is carried out using 1.40 g of N₂ and 0.400 g of H₂,what mass of excess reactant will remain?

A) 0.200 g N₂
B) 1.00 g N₂
C) 0.100 g H₂
D) 0.300 g H₂
E) Both reactants will be completely consumed