leisamlani leisamlani
  • 14-06-2017
  • Chemistry
contestada

how many moles of oxygen (o) are in a sample of 3.98x10^23 atoms

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LeChatNoir
LeChatNoir LeChatNoir
  • 14-06-2017
1 mol ------- 6,02·10²³ 
X ------------ 3,98·10²³
X = 3,98·10²³/6,02·10²³ 
X= 0,6611 moles of oxygen
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