Asked by Please help me

1. Which of the following gases was most likely present in earths atmosphere A. Nitrogen B. hydrogen .C argon D. Oxygen
Which of the following statements accurately describes the development of the geologic time scale? A. Scientists developed the geologic time scale using fossilized remains from Europe and Asia B. Scientists developed the geologic time scale by studying Rock layers and index fossils worldwide. C. The geologic

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Answered by Lee
Hydrogen was one of the gases that was most likely present in the Earth's earliest atmosphere. With the hydrogen, there was also methane, water vapor, and ammonia. Carbon Dioxide was also present and there was hardly any oxygen, if at all, present in the early atmosphere.
Answered by Um
So which one was it?
Answered by None ya
its hydrogen bro read da second responder =-=
the answer is hydrogen
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