jamarstand
20.11.2020 •
Biology
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 dioxide and oxygen
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Ответ:
Carbon dioxide and OXygen because the air we breathe out contains 16.4% of oxygen and 4.4% of carbon dioxide.
Explanation:
Ответ:
B. (1, -1)
C. (5, -1)
D. (5, -3)
I hope this helps