Which of the following contains greatest number of oxygen atoms ? .
(a). 1g of O
(b). `1g of O_(2)`
(c). g of `O_(3)`
(d). all have the same number of atoms

Options

A. 1g of O
B. 1g of `O_(2)`
C. 1g of `O_(3)`
D. All have the same number of atoms

Answer

D

Explanation

All have same number of atoms.