C8h10n4o2 is the chemical formula for caffeine. list the 3 remaining elements in caffeine and how many atoms of that element are present in a molecule of caffeine.

it's c. elements are placed in rows based on how may valencies electrons have.

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