DDT, an insecticide harmful to fish, birds, and humans, is produced by the following reaction:
2C 6H5Cl + C 2HOCl3 → C14H9Cl5 + H2O
chlorobenzene chloral DDT
In a government lab, 1142 g of chlorobenzene is reacted with 485 g of chloral.
c. What mass of the excess reactant is left over?