Ask Question
14 January, 13:29

Which gas was present in the atmospheres of both early and modern Earth? history

+3
Answers (1)
  1. 14 January, 16:21
    0
    78%is nitrogen

    21%is oxygen

    and then theres 2 others which is argon 0.9% and CO2 0.037%
Know the Answer?
Not Sure About the Answer?
Get an answer to your question ✅ “Which gas was present in the atmospheres of both early and modern Earth? history ...” in 📙 History if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers