12. What is the hybridization of the central atom in each of the following? (a) BeH2
(b) SF6
3-
(C) PO4
(d) PC15

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

because of all the things that happen around the us, many people get into arguments which sadly could get physical, but we should actually make a change for that.

wher is the rest of the question