Respuesta :

Answer:

1.20x10^24

Explanation:

2 moles of NaCl x 6.022x10^23

Answer:  1x10^24 atoms NaCl

Explanation: You have to multiply the 2 moles of NaCl by Avogadro's number, which is 6.02x10^23. This will get you 1x10^24 atoms NaCl. There should be one sig fig in the answer.