Question
Which percent of Earth's atmosphere does carbon dioxide gas make up? (1 point)
O less than 1 percent
O more than 99 percent
about 78 percent
O about 21 percent
O less than 1 percent
O more than 99 percent
about 78 percent
O about 21 percent
Answers
Answered by
GPT 3.5
less than 1 percent
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