vanessamartineov63a8 vanessamartineov63a8

24-08-2017
Chemistry

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Nitrogen makes up what percentage of the mass of the human body

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anacriverad03 anacriverad03

24-08-2017

I think it's 3 % of the body.

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trilldemmy trilldemmy

24-08-2017

its 3%. .....(ignore this) (:
welcome

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