[Answer] Which of the following is a compound?A. H20 B. COC. CO2D. All of the above

Answer: D. All of the above

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Which of the following is a compound?A. H20 B. COC. CO2D. All of the above The combined oral contraceptive pill (COCP) often referred to as the birth control pill or colloquially as "the pill" is a type of birth control that is designed to be taken orally by women. It includes a combination of an estrogen (usually ethinylestradiol) and a progestogen (specifically a progestin).When taken correctly it alters the menstrual cycle to eliminate ovulation and prevent ... Composition and structures. As well as the anhydrous compound Co(NO 3) 2 several hydrates of cobalt(II) nitrate exist. These hydrates have the chemical formula Co(NO 3) 2 ·nH 2 O where n = 0 2 4 6.. Anhydrous cobalt(II) nitrate adopts a three-dimensional polymeric network structure with each cobalt(II) atom approximately octahedrally coordinated by six oxygen atoms each from a ... Cobalt(II) chloride is an inorganic compound of cobalt and chlorine with the formula CoCl 2.It is a sky blue crystalline solid.. The compound forms several hydrates CoCl 2 •n H 2 O for n = 1 2 6 and 9. Claims of the formation of tri- and tetrahydrates have not been confirmed. The dihydrate is purple and hexahyd...

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