Which of the following is considered a trace gas in Earth's atmosphere? water

Science
Tutor: None Selected Time limit: 1 Day

  1. Which of the following is considered a trace gas in Earth's atmosphere?
Dec 21st, 2014

Argon!


source : http://en.wikipedia.org/wiki/Trace_gas

he most abundant trace gas at 0.934% is argon.

Dec 21st, 2014

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Dec 21st, 2014
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