Sodium hydroxide (NaOH) reacts with phosphoric acid (H3PO4) to form sodium phosphate (Na3PO4)
and water (H2O) by the reaction
3 NaOH + H3PO4  Na3PO4 + 3 H2O
If 35.6 g of NaOH is reacted with 30.8 g of H3PO4
a) How many grams of Na3PO4 are formed and what is limiting reagent?