For a given first order reaction, the reactant reduces to $${\frac{1}{4}^{{\text{th}}}}$$ its initial value in 10 min. The rate constant of the reaction is
A. 0.1386 min-1
B. 0.0693 min-1
C. 0.1386 mol L-1min-1
D. 0.0693 mol L-1min-1
Answer: Option A

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