Respuesta :

Answer:

10 moles of methane

Explanation:

1 mole of methane contains 6.02 × 10^23 molecules (Avogadro's number)

x moles should contain 7.02 x 1024 molecules of

methane

So,

x= 7.02 x 1024 × 1/6.02 × 10^23

x= 10 moles of methane