Rebecca is using the chemical formulas for various substances to classify them as either a compound or an element. how should Rebecca classify Gold (Au)? A. Gold is a compound composed of a blend of substances

B. Gold is an element composed of a blend of substances

C. Gold is a compound composed of a pure substance

D. Gold is an element composed of a pure substance

answer; /// i do believe that the correct answer is (c)nuclear bond

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

може ли да зареждате повече информация, моля