Question

1m 0.5m 1m 0.5m 1 m 0.5m 1m 4 m ​

Answer 1

Step-by-step explanation:

Solution-

The time required to reduce the concentration of 1 M solution to 0.5 M (i.e one-half) is the half life period. 

For second order reaction

  

 t1/2=k[A0]1=8×10−5M−1min−1×1M1=1.25×104 min.