Question
the number 60 is not important to this question. Cobalt-60 has a half-life of 5.27 years. Keenan orders an 80 mg sample of Cobalt-60. a)
the number 60 isnot important to this question.
Cobalt-60 has ahalf-lifeof 5.27 years.
Keenan orders an 80 mg sample of Cobalt-60.
a) Keenan is curious: how much Cobalt-60 will be left in the machine one year later?
b) The Co-60 will only produce enough radiation to be effective if there is at least 50 mg in the machine. How often should Keenan replace the Co-60 sample?
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a To determine how much Cobalt60 will be left in the machine one year later we can use the concept o...
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Calculus Early Transcendentals
Authors: James Stewart
7th edition
538497904, 978-0538497909
