The molecules in compound ab are strongly polar, while the molecules in compound xy are non polar. which substance probably has a higher boiling point

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

b) nuclear ive learned that in a pedtrodic table