it is needed for many chemical processes in the body
Oxygen, Nitrogen and Carbon dioxide, in that order. The most important element to sustaining life is Oxygen.
after oxygen it is the most abundant element on earth.
The term omnipresent means to be present at all times. Based on that definition, no, oxygen is not always present on the Earth even though oxygen is a key element to our existence.
Hydrogen is the most common element in the universe, not oxygen.Oxygen is the most common element on Earth, followed by silicone.
It is found as Oxygen Gas (O2). This is about 1/4 of the earth's atmosphere (air).
Oxygen is the most abundant element in Earth's crust.
Oxygen is the most common and abundant element in the Earth's crust having 47% of the mass.
Oxygen is the most common element in the crust.
This element is oxygen.
oxygen
oxygen
Oxygen is the most abundant element in the earth's crust.
This element is oxygen.
Oxygen
oxygen....
oxygen, it is oxygen or o2
Hydrogen is the most abundant element found on Earth. Other abundant elements include helium, and oxygen, as well as silicon.