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kay20213 kay20213
wrote...
6 years ago
Which of the following gases accounts for about 78 percent of the atmosphere's mass?
 a. water vapor
  b. nitrogen
  c. ozone
  d. carbon dioxide
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Bboggie17Bboggie17
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Posts: 360
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6 years ago
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kay20213 Author
wrote...
6 years ago
Thank you for being such a great leader
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