pinkgirlie547 pinkgirlie547
  • 19-10-2020
  • Biology
contestada

When was oxygen first produced?

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EliteApx
EliteApx EliteApx
  • 19-10-2020

Answer:

2.45 billion years ago

Explanation:

Answer Link
domocreeper2
domocreeper2 domocreeper2
  • 19-10-2020

2.45 billion years ago

Explanation:

but was discovered in 1772

Answer Link

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