Chemistry

Problem

A medical tracer has a half-life of

2.5\,\text{h}

. What is its decay constant expressed in

\text{min}^{-1}

? a)

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

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

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

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