How many electrons should be assigned in the configuration for potassium (atomic number = 19)? a) 1 b) 12 c) 19 d) 6

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