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ZnappyDooZ

  • one year ago

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  1. wil476003
    • one year ago
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    what are your answer options by chance

  2. jim_thompson5910
    • one year ago
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    Step 1) convert all the percentages to decimal form Step 2) multiply those decimal forms with the corresponding mass Step 3) add up the products from step 2

  3. jim_thompson5910
    • one year ago
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    it looks like you have the correct steps, but the wrong final answer

  4. wil476003
    • one year ago
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    here is the same question someone else answering I not there yet http://openstudy.com/study#/updates/505a6b83e4b0cc122893b4c6

  5. jim_thompson5910
    • one year ago
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    yes, what calculator did you use?

  6. jim_thompson5910
    • one year ago
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    I got that too

  7. jim_thompson5910
    • one year ago
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    yes that's your final answer

  8. jim_thompson5910
    • one year ago
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    notice how isotope A is very abundant (99.762%) so it makes sense that the average mass is close to isotope A's mass

  9. jim_thompson5910
    • one year ago
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    yes it all looks perfect

  10. jim_thompson5910
    • one year ago
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    you're welcome and have a good night

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