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JEEMAIN and NEET
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Chemistry
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Chemical Bonding and Molecular Structure
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$t \large\frac{1}{4}$ can be taken as the time taken for concentration of reactant to drop to $\large\frac{3}{4}$ of its initial value. If the rate constant for a first order reaction is $K,$ then $t \large\frac{1}{4}$ can be written as
$(A)\;0.10/K \\ (B)\;0.29/K \\(C)\;0.69/K \\(D)\;0.75/K $
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