The concentration of which of the following varies the most in its atmospheric concentration?
O Methane
○ Oxygen
O Argon
O Nitrogen



Answer :

Final answer:

Oxygen has the most varying atmospheric concentration compared to other gases like methane, argon, and nitrogen.


Explanation:

Oxygen has the most varying concentration in its atmospheric presence compared to methane, argon, and nitrogen. Ozone, for instance, fluctuates in concentration due to factors like time of day, O atoms from other sources, and altitude. On the other hand, carbon dioxide has a fairly uniform global presence but is increasing yearly due to fossil fuel burning.


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