1.
What are the final concentrations of all the ions when the following are mixed? 50 mL of 0.12 M Fe(NO3)3\text{Fe(NO}_3)_3, 100 mL of 0.10 M FeCl3\text{FeCl}_3 and 100 mL of 0.26 M Mg(NO3)2\text{Mg(NO}_3)_2.