Chemical Kinetics Question 215

Question: t14 can be taken as the time taken for the concentration of a reactant to drop to 34 of its initial value. If the rate constant for a first order reaction is K , the t14 can be written as [AIEEE 2005]

Options:

A) 0.10/K

B) 0.29/K

C) 0.69/K

D) 0.75/K

Show Answer

Answer:

Correct Answer: B

Solution:

t1/4=2.303Klog1114=0.29K .



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