Given 2C₆H₅Cl + C₂HOCl₃ → C₁₄H₈Cl₅ + H₂O, what mass of the excess reactant is left over? 2C₆H₅Cl is 1142 g and C₂HOCl₃ is 485 g.
A) 485 g
B) 657 g
C) 1142 g
D) 0 g