Question

what do we breath out​

Answer 1

Hi buddy

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Here is your answer

We breath out to give out the carbondioxide out which is waste.

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Answer 2

Answer:

We breath in oxygen and some of this carbon dioxide. When we exhale , we breathe out less oxygen but more carbon dioxide than we inhale. ...The carbon dioxide is dissolved in the blood, carried to the lungs by the circulation, and breath out.