In the reaction

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

Problem

In the reaction

\mathrm{NH_4NO_2(aq)\rightarrow N_2(g)+2H_2O(l)}

, the volume of

\mathrm{N_2}

after

20\,\mathrm{min}

and after a long time is

40\,\mathrm{mL}

and

70\,\mathrm{mL}

, respectively. The value of the rate constant is: (a)

\frac{1}{20}\log\left(\frac{7}{4}\right)\,\mathrm{min^{-1}}

(b)

\frac{2.303}{1200}\log\left(\frac{7}{3}\right)\,\mathrm{s^{-1}}

(c)

\frac{1}{20}\log\left(\frac{7}{3}\right)\,\mathrm{min^{-1}}

(d)

\frac{2.303}{20}\log\left(\frac{11}{7}\right)\,\mathrm{min^{-1}}