1) A solution is made by mixing 2.00 g of CaCl2 in enough water to prepare 388.5 mL of solution. What volume (in mL) of this solution will provide 0.0826 mols of CaCl2?
2) A solution is made by mixing 4.6 mL of 0.274 M Fe(NO3)3 and 656.0 mL of water. What is the concentration of Fe3+ in the resulting solution?