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36 votes
36 votes
Complete the sentence

The Earth’s earliest atmosphere contained large amounts of carbon dioxide. The percentage of carbon dioxide in the Earth’s atmosphere today is ___

A) Less than 1%
B) 5%
C) 21%
D) 78%

User Chalkers
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3.1k points

1 Answer

21 votes
21 votes

Answer:

A) Less than 1%

Step-by-step explanation:

The answer is approximately 0.04%

User JP Illanes
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