there are several aromatic compounds with the formula c8h9cl. draw those that have a disubstituted ring where the chlorine is attached to the ring.

these nuts

the major pests we deal with are insects, weeds and fungal diseases. a pesticide is a product, whether organic or chemical, used to kill the target pest. there are other techniques gardeners should use that can prevent the severe infestations that make the use of pesticides necessary