20.94 % in our atmosphere.
Typically, the air you breathe is comprised of 18 to 21 percent Oxygen.
as a percentage of what
112 as a percentage = 11200%
if its out of 8 then percentage is 90 if its out of 10 then percentage is 72
9 as a percentage is 900%.
4
Venus has virtually no oxygen. However there is a very, very small percentage.
not your business
Yes
No, it is not.
Yes.
They don't need oxgyen but they need c2o which we exert and oxgyen is what plants exert
Molar mass of all oxygen in compound/Total molar mass of compound * 100 = % oxygen in compound ==================
No, it is an element.
helium
gas
hydrogen and oxgyen