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  • 21-06-2017
  • Chemistry
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How many moles of helium are in a balloon filled with 6.02 x 1025 atoms of helium? 10.0 moles 1.00 mole 100 moles 6.02 moles

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Аноним Аноним
  • 04-07-2017
We know that in 1 mole there is Avogadro’s number of atoms(no matter of what kind of mole) 6.02 x 10^23.

In order to find the number of moles we just apply the rule of three.
1 mole.............. 6.02 x 10^23.
x mole..............6.02 x 10^25

x = 
6.02 x 10^25/6.02 x 10^23. = 10^2 = 100 moles
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