A chemist wants to extract the gold from 15.0g of gold(II) chloride dihydrate, AuCl3 • 2H20, What mass of gold could be obtained from this sample?

1 answer

I can't read the formula but I will assume it is AuCl3.2H2O.
15.0 g x (atomic mass Au/molar mass AuCl3.2H2O) = grams Au