(A) 0.039% ()
(B) 3.9% (X)
(C) 13% (X)
(D) 30% (X)
Answers: The Carbon Dioxide in the atmosphere, by volume, is 0.039%.
(A) 0.039% ()
(B) 3.9% (X)
(C) 13% (X)
(D) 30% (X)
Answers: The Carbon Dioxide in the atmosphere, by volume, is 0.039%.
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