Solved Molar Relations 1. React iron with copper (II)
React iron with copper (II) sulfate Fe(s) + CuSO4 (aq) → Cu (s) + FeSO4 (aq) Experimental Data: Mass of empty 100-ml beaker 51.90 Mass of iron filings used 1.60 2. Product isolation Experimental Data: Mass of solid product and beaker after drying oven First weighing 53.56 g.