Which of the gases have about the same concentration when a person inhales and exhales? O A. nitrogen and argon O B. oxygen and nitrogen C. argon and carbon dioxide OD. carbon d…

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asked Aug 26, 2021 118k views

1 Answer

Sobeida · Answer 1 · 2021-08-30T01:57:38+0000

Answer:

Carbon dioxide and OXygen because the air we breathe out contains 16.4% of oxygen and 4.4% of carbon dioxide.

Step-by-step explanation: