Explain why as a pure element oxygen is usually found in nature as o2

Oxygen is found as O2 because its outer energy level has 6 electrons. By covalent sharing, stability is achieved.Oxygen can be found on most of the earth and is needed by many living beings. Our atmosphere is composed of about 20% oxygen!

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xo

1. and 2. question: in which equation? or i don't understand you, 3. a), 4. c), 5. c), 6. b), 7. d), 8. d) if small number is underlined(behind symbol) , b) if big number is underlined(in front of symbol)9. what is underlined there? 10. c)

Since there is the same amount of agn03 in both silver chloride and silver nitrate they produce the same amount of moles. therefore silver chloride produces the same amount of silver nitrate, so your answer is 15.0 moles of silver nitrate. i hope this !