cassiefrancis1345678 cassiefrancis1345678

26-03-2017
Chemistry

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how can ozone be both a pollutant and something beceficial to earth

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Аноним Аноним

26-03-2017

ozone is 3molecules of oxygen i.e O3

which prevent the earth from the harmful UV rays...
on the same time that O3 cna't be utilised by human as oxygen, as breaking it down will give O2 ,which is breathable

hope it helped

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ZeekiniSticks ZeekiniSticks

26-03-2017

maybe because it keeps the harmful sun rays out but keeps all the air pollution in

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