To determine the masses of different volumes of either a
powdered solid or a solution in order
to determine the density of the
liquid in g/mL. I will be working with
unknown:

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