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Author Question: Which of the following lists the CORRECT sequence of gases, from most to least concentration, in ... (Read 74 times)

Deast7027

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Which of the following lists the CORRECT sequence of gases, from most to least concentration, in terms of percentage within the homosphere?
 
  A) Oxygen, nitrogen, neon, hydrocarbons, carbon dioxide
  B) Nitrogen, oxygen, argon, carbon dioxide, trace gases
  C) Oxygen, ozone, nitrogen, PAN, carbon dioxide
  D) Nitrogen, argon, oxygen, xenon, carbon dioxide

Question 2

Carbon dioxide (CO2 ) concentrations over the past 800,000 years
 
  A) reached its maximum about 325,000 years before present.
  B) fluctuated over time, but have been increasing since the Industrial Revolution.
  C) have remained relatively constant.
  D) were much higher in the past than the present.


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sarahccccc

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Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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Deast7027

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Reply 2 on: Jul 14, 2018
Wow, this really help


aliotak

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Reply 3 on: Yesterday
Excellent

 

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