How many grams of NH3 can be produced from 3.75 mol of N2 and excess H2 .

1 answer

N2 + 3H2 ==> 2NH3
You have 3.75 N2.
You get 2 mols NH3 for every 1 mol N2; therefore, you will get 2*3.75 = 7.5 mols NH3.
If you want that in grams, then grams = mols x molar mass = ?