Solutions of iron(III) chloride, FeCl3, are used in photoengraving and to make ink. This compound can be made by the following reaction.
2Fe + 3Cl2 → 2FeCl3
a) How many moles of FeCl3 form from 31 mol of Cl2?
b) How many moles of Fe are needed to combine with 5 mol of Cl2 by this reaction?
c) If 0.62 mol of Fe is to be used by this reaction, how many moles of FeCl3 form?
Answer A FeCl₃=20.67 Mol B Fe =3.33Mol C FeCl₃=0.62Mol