When 41.81 of a solution of aqueous sliver ions with a concentration of 0.2040 mol dm3 is added to a solution of XO-3/4 ions, 1.172g of the precipitate is formed? ..Can any one help me with that!

Question

When 41.81 of a solution of aqueous sliver ions with a concentration of 0.2040 mol dm3 is added to a solution of XO-3/4 ions, 1.172g of the precipitate is formed? ..Can any one help me with that!
  NB: -3/4 mean that 3 is up and 4 is under it.

bobpursley · Answer

what is 41.81? liters? cm^3 your concentration is in moles per liter, so the way to write that is .2040M What is XO₄³ ions?