The rate constant for a first order reaction is $60 \ s^{-1}$. How much time will it take to reduce the initial concentration of the reactant to its $1/16^{th}$ value?
- A$4.6 \times 10^{-2} \ s$
- B$1.0 \times 10^{-2} \ s$
- C$2.3 \times 10^{-2} \ s$
- D$3.2 \times 10^{-2} \ s$
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MediumAIPMT 2004
View SolutionFor a first order reaction $A \rightarrow B$,the rate constant,$k = 5.5 \times 10^{-14} \, s^{-1}$. The time required for $67 \, \%$ completion of reaction is $x \times 10^{-1}$ times the half life of reaction. The value of $x$ is $....$ (Nearest integer)
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