A reaction has a rate constant of

CHEMISTRY · Single correct · CBSE · Chemistry · Chemical Kinetics · Chemical Kinetics

Problem

0.5\text{ mol}^{-1}\text{ dm}^3\text{ min}^{-1}

. If the initial concentration of the reactant is

0.2\text{ mol dm}^{-3}

, the half-life of the reaction is (1)

1.4\text{ min}

(2)

10\text{ min}

(3)

15\text{ min}

(4)

20\text{ min}