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Chemistry
Chemistry
Problem
The mean life of a certain radioisotope is
2.2
×
10
3
s
2.2\times10^{3}\,\text{s}
2.2
×
1
0
3
s
. Determine its half-life
T
1
/
2
T_{1/2}
T
1/2
, expressing the answer to two significant figures.
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