Respuesta :

organicstars801

Answer:

  • Argon

Explain:

  • The most abundant gas in the atmosphere is Nitrogen (78.09%), The 2nd most abundant is oxygen (20.94%) and third one is argon (0.93%) and 4th one is CO2 (0.04%). While all others are in small amount like traces.

The answer is C, argon.


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