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Chemistry
Chemistry
Problem
The activity of a fossil bone is measured to be
9.0
disintegrations
min
−
1
g
−
1
9.0\,\text{disintegrations}\;\text{min}^{-1}\,\text{g}^{-1}
9.0
disintegrations
min
−
1
g
−
1
of carbon, whereas freshly living bone shows
18.0
disintegrations
min
−
1
g
−
1
18.0\,\text{disintegrations}\;\text{min}^{-1}\,\text{g}^{-1}
18.0
disintegrations
min
−
1
g
−
1
. Assuming a half-life of
5730
yr
5730\,\text{yr}
5730
yr
for
14
C
^{14}\text C
14
C
, determine the age of the fossil bone.
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