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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The Answer of 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?

The Half-Life Of 59145Pr{ } _ { 59 } ^ { 145 } \mathrm { Pr }59145​Pr

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