Question

In the production of ammonia, N2 + 3H2 2NH3, if you start with 3 mol of N2 and 6 mol of H2, identify the excess reagent

Answer 1

3 moles of H2 use 1 mole of N2 so............
6 moles of H2 will use 2 moles of N2.......
But we have 3 moles of N2

Answer 2

N2 LOL:)