A radioactive isotope has a half-life of 12.3 years

CHEMISTRY · Subjective · US High School · Chemistry · Atomic Structure & Nuclear · Atomic Structure & Nuclear

Problem

A radioactive isotope has a half-life of 12.3 years. Determine its decay constant

k

(in

\text{yr}^{-1}

) expressed both as an exact expression involving natural logarithms and as a decimal rounded to three decimal places.