A medical tracer has a half-life of

CHEMISTRY · Single correct · US High School · Chemistry · Atomic Structure & Nuclear · Atomic Structure & Nuclear

Problem

2.5\,\text{h}

. What is its decay constant expressed in

\text{min}^{-1}

? (a)

6.7 \times 10^{-3}\,\text{min}^{-1}

(b)

2.8 \times 10^{-3}\,\text{min}^{-1}

(c)

4.6 \times 10^{-3}\,\text{min}^{-1}

(d)

2.0 \times 10^{-3}\,\text{min}^{-1}