Question

The major difference between oxygen and ozone is:

A.) The number of atoms in a molecule
B.) The kind of atoms they are made of
C.) The color of the gas
D.) One is a gas and the other is a liquid

Answer 1

The number of atoms in a molecule .

Step-by-step explanation:

Answer 2

A

Step-by-step explanation:

The only difference is that ozone is made up of three oxygen atoms, while the stuff we breathe (molecular oxygen) is made up of only two atoms.