What is the residence time (average time a particle is active in a given system) of carbon monoxide?

What is the residence time (average time a particle is active in a given system) of carbon monoxide?

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Q. What is the residence time (average time a particle is active in a given system) of carbon monoxide?

  1. 11-15 years
  2. 0.1-0.3 years
  3. 0.5 years
  4. Few minutes

Answer: 0.1-0.3 years

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