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anonymous

  • one year ago

help

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  1. anonymous
    • one year ago
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    @ganeshie8 @adrynicoleb

  2. anonymous
    • one year ago
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  3. anonymous
    • one year ago
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    @welshfella @jim_thompson5910 @IrishBoy123

  4. jim_thompson5910
    • one year ago
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    how many protons are there (look at your last post if you aren't sure)

  5. anonymous
    • one year ago
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    92

  6. jim_thompson5910
    • one year ago
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    now subtract that from the mass number to get the number of neutrons

  7. jim_thompson5910
    • one year ago
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    (number of neutrons) = (mass number) - (number of protons)

  8. jim_thompson5910
    • one year ago
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    another way to state it is (number of neutrons) + (number of protons) = (mass number)

  9. anonymous
    • one year ago
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    143

  10. jim_thompson5910
    • one year ago
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    yep

  11. anonymous
    • one year ago
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    thats the answer

  12. jim_thompson5910
    • one year ago
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    yes

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spraguer (Moderator)
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