t1/4 can be taken as the time taken for the concentration of a reactan – McqOptions

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1.	t1/4 can be taken as the time taken for the concentration of a reactant to drop to 3/4 of its initial value. If rate constant for a first order reaction is k, then t1/4 can be written as
A.	0.01/k
B.	0.69/k
C.	0.29/k
D.	0.75/k
Answer» D. 0.75/k

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