lilmissCota lilmissCota

06-05-2017
Biology

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Where does the carbon dioxide we exhale come from?

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Аноним Аноним

06-05-2017

The air as there are many elements in the air

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Odettexoxox Odettexoxox

06-05-2017

Well it does come from the air, but if you look into it a bit further, it comes from the decomposition of organisms, from the fossil fuels emitted off factories, and the exhalation of other animal life. : )

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