Question

The rate constant for a first order reaction whose half-life, is 480 seconds is :
(a) 2.88 × 10⁻³ sec⁻¹
(b) 2.72 × 10⁻³ sec⁻¹
(c) 1.44 × 10⁻³ sec⁻¹
(d) 1.44 sec⁻¹

Answer 1

Hello Friend

ans

Option.C

Thank you

Answer 2

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option C is correct

C) 1.44 x 10^-3 /sec ✔️

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