One of the commercial uses of sulfuric acid is the production of calcium sulfate and phosphoric acid. If 21.7 g of Ca₃(PO₄)₂ reacts with 54.3 g of H₂SO₄, what is the percent yield if 10.9 g of H₃PO₄ is formed via the balanced equation below? Ca₃(PO₄)₂ (s) 3H₂SO₄ (aq) → 2H₃PO₄ (aq) 3CaSO₄ (aq)