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probably oxgen
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Earn +20 ptsQ: What gas was missing from earth's early atmosphere?
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What does gas do to some scientist think was missing from earths early atmosphere?
oxygen
How does the composition of earths atmosphere differ from the composition of the atmospheres of the gas giant planets?
The Gas Giants have a deep gas atmosphere and earth have a not so deep atmosphere
What gas makes up 93 percent of the earths atmosphere?
argon
What gas is nearly 21 percent of earths atmosphere?
oxygen . hey people googling there science hw. join the club :)
How much of the atmosphere does nitrogen gas make up?
Nitrogen makes up about 77% of earths gasses oxegen is 21% of earths gases corbon dioxide is 1% arogon is 1% as well
Related questions
What gas do scientist think was missing from earths early atmosphere?
Methane gas
What does gas do to some scientist think was missing from earths early atmosphere?
oxygen
What gas do some scientist think was missing from earths atmosphere?
Methane gas
What gas was not part of early earths atmosphere?
oxygen
What gas was not a part of earths early atmosphere?
nitrogen
What gas was lacking from earths early atmosphere in the early precambrian?
oxygen
What very important gas was missing in earth's early atmosphere?
Oxygen
What gas was not found in earths early atmosphere but was produced by photosynthesis?
Carbon dioxide
Which gas is thought to have been missing from early Earth's early atmosphere?
Carbon doixide
What greenhouse gas used to make up most of earths early atmosphere?
Carbon dioxide, CO2
What is earths atmosphere is an example of what solution?
gas-gas
What gas produced by plants and algae was missing from earths early atmosphere?
Oxygen gas was thought to be missing. Other compounds such as nitrogen and its oxides, carbon dioxide, methane, ammonia, hydrogen, and hydrogen sulfide were believed to be released by volcanos-- they were there.Source: AP Biology textbook, ed.8, Pearson
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