regretnothing regretnothing
  • 25-07-2016
  • Biology
contestada

Earth's atmosphere is composed of about 78 percent of what gas?

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alexandrabarro alexandrabarro
  • 25-07-2016
78% of the atmosphere is composed of nitrogen
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ArGM2015
ArGM2015 ArGM2015
  • 25-07-2016
78% of nitrogen, 21% oxygen, and 1% of carbon dioxide and other gases.
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