taniabrown49
taniabrown49 taniabrown49
  • 24-01-2017
  • Chemistry
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How many moles are in 22 grams of argon?

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Аноним Аноним
  • 06-02-2017
Moles of Ar = mass/atomic weight of Ar 
                   = 22/39.948
                   =     0.55 moles

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