Question

calculate the number
of oxygen atoms in 1 mole of O2​

Answer 1

Answer:

O=16

O2= 16×2

= 32

32×1mole =

32

Answer 2

One mole of oxygen gas, which has the formula O2, has a mass of 32 g and contains 6.02 X 1023 molecules of oxygen but 12.04 X 1023 (2 X 6.02 X 1023) atoms, because each molecule of oxygen contains two oxygen atoms.