cchavez7799 cchavez7799
  • 25-07-2017
  • Chemistry
contestada

Calculate the mass (in ng) of 2.33 x 1020 atoms of oxygen.

Respuesta :

sanitha sanitha
  • 28-07-2017
Answer = 6.19 x 10^6 
Answer Link
Ondinne
Ondinne Ondinne
  • 15-10-2019

Answer:

[tex]6.19*10}^{6}[/tex] g of Oxygen

Explanation:

In order to answer the question the Avogadro´s number is needed:

Avogadro´s number = [tex]6.022*10^{23}[/tex][tex]mol^{-1}[/tex]

Calculate the mass using the Avogadro´s number:

[tex]2.33*10^{20}atomsO*\frac{1molO}{6.022*10^{23}atomsO}*\frac{16gO}{1molO}*\frac{1*10^{9}g}{1g}=6.19*10}^{6}[/tex] g of Oxygen

Answer Link

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