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Answer to Question #120574 in Biology for ran li
Question #120574
The most abundant gas in Earth’s atmosphere is:
a) oxygen
b) carbon dioxide
c) methane
d) nitrogen
a) oxygen
b) carbon dioxide
c) methane
d) nitrogen
Expert's answer
d) nitrogen
Nitrogen is the most abundant gas in the atmosphere accounting for about 78% of the mass of dry air.
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