Calcium carbide, CaC₂, is an important preliminary chemical for industries producing synthetic fabrics and plastics. CaC₂ may be produced by heating calcium oxide with coke. What is the amount of CaC₂ which can be produced from the reaction of excess calcium oxide and 10.2 g of carbon? (Assume 100 A.18.1 g B.28.4 g C.20.8 g D.27.4 g