Question

What is the total number of atoms contained in 2.00 moles of oxygen?

Answer 1

Hey there!

One mole contains 6.022 x 10²³ atoms.

We have 2 moles.

2.00 x 6.022 x 10²³ = 1.20 x 10²⁴

There are 1.20 x 10²⁴ atoms of oxygen contained in 2.00 moles of oxygen.

Hope this helps!