NO NO + O 2 Even though the oxygen produced reacts to form ozone (equation 1) the nitrogen oxide reacts with it and turns it back into nitrogen dioxide and oxygen: O + NO O + NO 3 In natural conditions this reaches a steady state so that the rate of production of ozone is equal to the rate of destruction of ozone. ... *Equations from: "Photochemical smog: the killer on a summer's day- by Gwen and Mike Pilling. ... Equations from Chemical storylines - Salters advanced chemistry To redu...

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The Energy Cycle of the Biosphere The energy that sustains all living systems is solar energy, fixed in photosynthesis and held briefly in the biosphere before it is reradiated into space heat. ... Marine plant cells accumulated for hundreds of millions of years, gradually building an atmosphere that screened out the most destructive of the sun's rays and opened the land to exploitation by living systems. ... The actual amount of solar energy diverted into living systems is small in relation to the earth's total energy budget. ... The total energy fixed is partitioned immediatly ...

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(Chemistry and Industry, 333) In conclusion, Lavoisier is credited with the rejection of the Phlogisten theory, placing the study of gases on the same level as that developed for liquids and solids, the introduction of chemical equations, the first comprehensive system of chemical nomenclature, and organization of chemical science through a book published in 1789 (Chemistry and Industry, 333). ...

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