The Diffusion Constant for Oxygen Through Water Is 1 $\times$ 10^-9 M²/s

Multiple Choice

The diffusion constant for oxygen through water is 1.0 $\times$ 10^-9 m²/s.What is the time for an oxygen molecule to diffuse 1 cm?

A) 2.0 $\times$ 10⁴ sec
B) 3.0 $\times$ 10⁴ sec
C) 4.0 $\times$ 10⁴ sec
D) 5.0 $\times$ 10⁴ sec
E) 6.0 $\times$ 10⁴ sec