Chemical Kinetics Question 174

Question: The rate constant for a second order reaction is 8×105M1min1 . How long will it take a 1M solution to be reduced to 0.5 M [MH CET 2001]

Options:

A) 8×105 min

B) 8.665×103 min

C) 4×105 min

D) 1.25×104 min

Show Answer

Answer:

Correct Answer: D

Solution:

8×105=1t[10.511] ; 8×105=1t[21]

t=18×105=0.125×105=1.25×104min.



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