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In problem 43, number of atoms decayed b...

In problem` 43`, number of atoms decayed between time interval `t_(1)` and `t_(2)` are

A

`(ln(2))/(lambda)(R_(1)-R_(2))`

B

`R_(1)e^(-lambdat_(1))-R_(2)e^(-lambdat_(2))`

C

`lambda(R_(1)-R_(2))`

D

`((R_(1)-R_(2))/(lambda))`

Text Solution

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The correct Answer is:
D
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