If the Reaction of Phosphate Ion with Water Is Ignored,what

If the reaction of phosphate ion with water is ignored,what is the total concentration of ions in a solution prepared by dissolving 3.00 g of K₃PO₄ in enough water to make 350 mL of solution?

A) 0.0101 mol L^-1
B) 0.0404 mol L^-1
C) 0.162 mol L^-1
D) 0.323 mol L^-1