How many moles of chloride ions are present in 18.4g of CaCl2?

Question

I don't know how to set this up...

Answer 1

Don't let problems like this confuse you. First mols CaCl2 = grams CaCl2/molar mass CaCl2. Then mols Cl^- is twice that.

Answer 2

1002

Answer 3

18.4 g of CaCL2