emlund emlund
  • 18-03-2020
  • Chemistry
contestada

a helium balloon contains 0.46g off helium. how many moles of helium does it contain?

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Аноним Аноним
  • 22-03-2020

(0.48 gram) x (1mole / 4.0 gram) = 0.48/4.0 = 0.12 mole

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