Question

After Earth formed, its surface cooled and solidified. Volcanoes began spewing gas into the atmosphere. Which two gases made up most of Earth's atmosphere during this period?​

Answer 1

It contained methane and co2.

Answer 2

Ammonia and Carbon Dioxide

Step-by-step explanation:

It is Ammonia and Carbon dioxide, stage 2 of the atmosphere. Little or no traces of oxygen or Nitrogen.

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