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Hydrogen and Helium.
Atmosphere.
Atmospheric pressure falls
because the are gasses and gasses make up the world
Table salt is sodium chloride - sodium and chlorine
Carbon MonoxideCarbon DioxideNitrogen OxidesSulfur dioxides
* * * *
Hydrogen and Helium.
The atmosphere is composed of approximatly 79% Nitrogen - 20% Oxygen - 1% Argon and 'other gasses'
Atmosphere.
the troposphere is the closest layer of the atmosphere
Tropospere
Many gasses surround the earth. The main gasses are Nitrogen, Oxygen, and Hydrogen. There are also very small amounts of other gasses. These gasses together make up the atmosphere.
Hydrogen and helium
Hydrogen and helium.
Hydrogen and helium
Decrease