Which contains greater number of oxygen atoms(1) 1 gm of o2) 1 gm of o3(3) 1 gm of o2(4) All have same number of oxygen atoms

Which contains greater number of oxygen atoms(1) 1 gm of o2) 1 gm of o

1.	Which contains greater number of oxygen atoms(1) 1 gm of o2) 1 gm of o3(3) 1 gm of o2(4) All have same number of oxygen atoms
Answer» 1GM of O3 CONTAIN GREATER no of OXYGEN