Question

The rate of a first -order reaction is 0.04 mol l⁻¹s⁻¹ at 10 seconds and 0.03 mol l⁻¹s⁻¹ at 20 seconds after initiation of the reaction. The half-life period of the reaction is
(a) 24.1 s
(b) 34.1 s
(c) 44.1 s
(d) 54.1 s

Answer 1

Hieee mate...

The ans is....54.1 s