Ionic bonds are formed between metals and
nonmetals. The element
Is a metal, and the element
Is a nonmetal. The
metal loses its electrons to the
nonmetal, which gains
electrons to form a bond.

Google it that might work

Here is the link to the all information u need i mean answer key

Molarity is moles of solute over liters of solution. idk if that is what you are talking about, but you can convert moles of solute to grams of solute using dimensional analyzes by using molar mass found on the periodic table.