If you have 1.80 moles of H2, how many gram of NH3 can be produced?

Answer 1

Write and balance the equation.
3H2 + N2 ==> 2NH3

Using the coefficients in the balanced equation, convert mols H2 to mols NH3.

Then convert mols NH3 to g. grams = mols NH3 x molar mass NH3.