Respuesta :

Answer:

1.44moles

Explanation:

Given parameters:

Number of atoms  = 8.86 x 10²³atoms

Unknown:

Number of moles  = ?

Solution:

From the mole concept;

       

  Number of moles  = [tex]\frac{number of atoms }{6.02 x 10^{23} }[/tex]  

 Number of atoms  = 8.86 x 10²³atoms

 Number of moles  = [tex]\frac{8.68 x 10^{23} }{6.02 x 10^{23} }[/tex]

 Number of moles  = 1.44moles