Question

Convert the concentration of CoCl2 from 22.0 mg/mL into molarity.

Answer 1

22 mg/mL x (1000 mL/L) = 22000mg/L

22000 mg/L x (1g/1000mg) = 22 g/L
mols CoCl2 = 22g/molar mass
M = mols/L.