soccerplayer17
11.11.2021 •
English
The air we breathe is mostly a mixture of oxygen and hydrogen. How do air molecules change above 100 km?
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Ответ:
Hope this helps!
Explanation:
At this extreme altitude gas molecules are widely separated. Above 60 miles (100 km) from Earth's surface the chemical composition of air becomes strongly dependent on altitude and the atmosphere becomes enriched with lighter gases (atomic oxygen, helium and hydrogen).
Ответ:
B
Explanation: