Question

How many mL of a 1.50 M solution of cobalt(III) sulfate are required to make 400.0 mL of a 0.850 M solution of cobalt(III) sulfate? Determine the molarities of the ions in 1.50 M cobalt(III) sulfate.

Answer 1

Answer. 600 g CaCl2 would be required to make 2 L of a 3.5 M solution.