d52molina d52molina
  • 23-01-2021
  • Chemistry
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How mariy molecules of water are in a 500.3 g sample?

Respuesta :

arslanamir186
arslanamir186 arslanamir186
  • 23-01-2021

Answer:

1.67×10^25 molecules

Explanation:

No of molecules = no of moles × Avogadros number

No of moles= mass in gram / molar mass

No of moles of water in given sample = 500.3/18

= 27.79 moles

No of molecules = 27.79× 6.02×10^ 23

= 167.32×10^23 or 1.67×10^25

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