Carlo8552 Carlo8552
  • 12-01-2018
  • Geography
contestada

Which gas was not a part of earth's atmosphere 3.6 billion years ago?

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severnandmom
severnandmom severnandmom
  • 17-01-2018
Oxygen. Oxygen was a gas that was not part of earths atmosphere for a while. Hope I helped! :D
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