The Half Life for a First Order Reaction Is 45

Multiple Choice

The half life for a first order reaction is 45 min. What is the rate constant in units of s^-1

A) 0.015 s^-1
B) 65 s^-1
C) 2.6 x 10^-4 s^-1
D) 3.9 x 10³ s^-1
E) 1.9 x 10³ s^-1