Question

Consider the balanced equation for the following reaction:

3CuO(s) + 2NH3(g) → 3H2O(l) + 3Cu(s) + N2(g)

If 1.71 moles of CuO reacts with 8.30 moles of NH3, determine how much excess reactant remains in the reaction.

7.16 moles

0.760 moles

6.23 moles

0.570 moles

4.15 moles

Answer 1