An old bone sample contains 321. grams of carbon and its activity is 947. decays/min. (5730. yr half life of Carbon-14) (a) How many thousand years old is the sample? (b) What will be the activity of the sample 2000. yrs from now?
What will be an ideal response?
(a) 14. thousand years old
(b) 743. decays/min
Physics & Space Science
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