capppppp
capppppp capppppp
  • 13-09-2017
  • Chemistry
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Pleases help me !!!!!!!

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hayden291
hayden291 hayden291
  • 13-09-2017
The atmosphere contains many gases including 
Nitrogen  78.0%
Oxygen   21.0%
Argon   0.93%
Carbon dioxide 0.038%
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rosaelviraramir
rosaelviraramir rosaelviraramir
  • 13-09-2017
Nitrogen  78.0%
Oxygen   21.0%
Argon   0.93%
Carbon dioxide 0.038%
Answer Link

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