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  • 20-11-2020
  • Biology
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Banded iron formations were caused by the production of which atmospheric gas?
A argon
B Oxygen
C helium
D water vapor

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thobechukwunkwo thobechukwunkwo
  • 20-11-2020

Answer:

C

Explanation:

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ns74umhs8k ns74umhs8k
  • 20-11-2020
C
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