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dddan Group Title

How many moles of cobalt (Co) atoms are there in 6.00x10^9 (6 billion) Co atoms?

  • 2 years ago
  • 2 years ago

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  1. hereweg0 Group Title
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    okay lets take the given and multipy it by 1(for the amount of moles) and then divide that answer by 6.022x10^23

    • 2 years ago
  2. dddan Group Title
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    alright i did that and got 1.02x10^8 is that correct?

    • 2 years ago
  3. hereweg0 Group Title
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    what type of chem class are you in?

    • 2 years ago
  4. hereweg0 Group Title
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    in other words does your class use 6.0 or 6.022?

    • 2 years ago
  5. dddan Group Title
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    ya i have to use sig figs if thats what u mean..

    • 2 years ago
  6. hereweg0 Group Title
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    no do yu know your conversion factors?

    • 2 years ago
  7. dddan Group Title
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    1 mole/ amu ...

    • 2 years ago
  8. hereweg0 Group Title
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    1mole= 6.0x10^23 atoms= the formula mass(grams)

    • 2 years ago
  9. dddan Group Title
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    yea i know and since were going from number of particles to moles we divide by 6.0x10^23, right?

    • 2 years ago
  10. hereweg0 Group Title
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    |dw:1348803312328:dw|

    • 2 years ago
  11. dddan Group Title
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    alright i screwed up i did that formula, yet i punched the numbers incorrectly into my calculator. thank you very much for your help.

    • 2 years ago
  12. hereweg0 Group Title
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    what was your answer?

    • 2 years ago
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