The Half-Life Of ${ } _ { 59 } ^ { 145 } \mathrm { Pr }$

question 170

Short Answer

The half-life of ${ } _ { 59 } ^ { 145 } \mathrm { Pr }$ is 6.0 h.What fraction of an original sample of this radionuclide would remain after 30.0 h have elapsed?

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