Ammonia (NH₃) can be produced by the reaction of hydrogen gas with nitrogen gas:
3H₂ + N₂→2NH₃ A chemist reacts 2.00 mol H₂ with excess N₂ . The reaction yields 0.80 mol NH₃ .
What is the percent yield of the reaction?
A. 25%
B.40%
C.60%
D.80%