Oxygen is separated by cryogenic distillation.
yes it does
atmosphere
oxygen
oxygen
The lowest area of the atmosphere is the lower troposphere.
Mars doesn't have an atmosphere.
Yes. It is mainly Hydrogen and Helium.
It is almost non-existent.
the atmospere can not support the greater height column and the column of mercury will drop to the level in which the atmospere can support
If oxygen were to be removed from earth, all life forms that require oxygen to survive will die out leaving the earth as we know it baron. Oxygen is vital to our survival, without it we would die.
oxygen
OXYGEN