Not necessarily. Amines contain nitrogen, but many do not contain oxygen.
Sodium oxide contain 25,8 % oxygen.
in one molecule of Fe2O3 there would be 3 oxygen atoms
Oxygen is an element and, therefore, can contain no minerals (or other elements or compounds). However, many minreals contain oxygen.
You breathe out 16.3% oxygen.
33%
Estriol (C18H24O3) contain 16,644 % oxygen.
Not necessarily. Amines contain nitrogen, but many do not contain oxygen.
No.
Sodium oxide contain 25,8 % oxygen.
0%,because it is connected to gutter of delhi
Water contain 88,88 % oxygen and 11,11 % hydrogen.
in one molecule of Fe2O3 there would be 3 oxygen atoms
Oxygen is an element and, therefore, can contain no minerals (or other elements or compounds). However, many minreals contain oxygen.
You breathe out 16.3% oxygen.
There is no answer , -that is an impossible question.
Many acids don't contain oxygen: HF, HCl, HBr, HI, etc.