List of top Chemistry Questions on Rate of a Chemical Reaction asked in KCET

In which one of the following reactions, rate constant has the unit mol L^-1 s^-1 ?

For an elementary reaction $2A+3B \to 4C+D$ the rate of appearance of $C$ at time $t$ is $2.8\times10^{-3} \,mol \,L^{-1}S^{-1}$. Rate of disappearance of $B$ at $t$ will be

In which of the following cases a chemical reaction is possible ?

The value of rate constant of a pseudo first order reaction