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Uniquero Uniquero
  • 31-01-2017
  • Chemistry
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calculate the number of particles in 8grams of oxygen molecule

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Аноним Аноним
  • 08-02-2017
Moles of oxygen = mass/molar mass of O2 = 8/31.998 = 0.25 moles.

Number of particles = moles x 6.02 x 10^23 = 0.25 x 6.02 x 10^23 = 1.505 x 10^23 particles.

Hope this helps!
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