asked 229k views
3 votes
Take a deep breath in, take a deep breath out. Most of the gas that just passed through your mouth was

2 Answers

2 votes

Answer:

nitrogen is the correct.

Step-by-step explanation:

answered
User Onnmir
by
8.0k points
2 votes
oxyegen going in and carbon going out 
answered
User Danny Raufeisen
by
6.9k points

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