Aspirin (MW. 180.16 g/mol) is made from salicylic acid (MM = 138.12 g/mol) by the following reaction. The reaction gives a
76.67 percent yield. A pharmaceutical company needs 250.5 metric tons of aspirin. (1) How much salicylic acid does it need to start
with? (2) How much acetic anhydride (MM = 102.09 g/mol) does it need?