Question

What is the unit of rate constant for the zero order reaction?

Options

• t^-1

• mol dm³ t^-1

• mol dm^-3 t^-1

• mol dm³ t

Answer 1

mol dm^-3 t^-1

Explanation:

For zero order reaction,

k = `(["A"]_0 - ["A"]_"t")/"t" = ("mol dm"^-3)/"t"` 

= mol dm^-3 t^-1