Chemistry

Problem

What are the units of the rate constant

k

for a first-order reaction when concentration is expressed in mol L

^{-1}

and time in seconds? a) L mol

^{-1}

^{-1}

b) s

^{-1}

c) mol L

^{-1}

^{-1}

d) L

^{2}

mol

^{-2}

^{-1}