Final answer:
Cobalt (II) chloride hexahydrate is the hydrated form of cobalt (II) chloride, with six water molecules per formula unit.
Step-by-step explanation:
The hydrated form of cobalt (II) chloride is called cobalt (II) chloride hexahydrate. Its formula is CoCl2 ยท 6H2O. The formula indicates that there are six water molecules per formula unit, indicated by the coefficient 6H2O. The water molecules are attached to the cobalt (II) chloride compound.