Chemistry - Chemical Kinetics Question with Solution | TestHub

For the reaction $2{\text{NOBr}}_{(g)}⟶2{\text{NO}}_{(g)}+{\text{Br}}_{2(g)}$, rate law is $r=k[\text{NOBr}{]}^2$. Rate constant is $1.62{\text{M s}}^{-1}$ and concentration of NOBr is $5\times 10^{-3}\text{M}$,
What is rate of reaction?