Determine the Magnitude of the Pseudo-Rate Constant (K')if the Magnitude $\times$

Determine the magnitude of the pseudo-rate constant (k') if the magnitude of X in the rate data is 0.00905.

A) 4.3 $\times$ 10^-3
B) 1.2 $\times$ 10^-2
C) 0.86
D) 0.31
E) 1.81 $\times$ 10^-3