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Physics
Physics
Problem
A radioactive nuclei with decay constant
0.5
/
s
0.5/\text{s}
0.5/
s
is being produced at a constant rate of 100 nuclei/s. If at
t
=
0
t = 0
t
=
0
there were no nuclei, the time when there are 50 nuclei is: a. 1 s b.
2
ln
(
4
3
)
2\ln\left(\frac{4}{3}\right)
2
ln
(
3
4
)
s c.
ln
2
\ln 2
ln
2
s d.
ln
(
4
3
)
\ln\left(\frac{4}{3}\right)
ln
(
3
4
)
s
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