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Wrogue Wrogue
wrote...
Posts: 4833
10 years ago
Together, oxygen and nitrogen comprise what percentage of the atmosphere?
A) less than 1%
B) less than 10%
C) about 25%
D) about 75%
E) more than 95%
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wrote...
10 years ago
EE
Wrogue Author
wrote...
10 years ago
Your assistance has been above and beyond my expectations! So glad to have joined this forum. Thanks, and will mark as this thread officially solved Smiling Face with Open Mouth
wrote...
10 years ago
Always nice to know I've helped.
Good luck with the rest of them.

- GeoExp
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