The Diffusion Constant for Oxygen Diffusing Through Tissue Is 1

Multiple Choice

The diffusion constant for oxygen diffusing through tissue is 1.0 × 10⁻¹¹ m²/s. In a certain sample oxygen diffuses through the tissue at a rate of 2.0 × 10⁻⁶ kg/s. If the thickness of the tissue is doubled, then what is the rate of oxygen flow through the tissue?

A) 1.5 × 10⁻⁶ kg/s
B) 1.2 × 10⁻⁶ kg/s
C) 1.0 × 10⁻⁶ kg/s
D) 0.6 × 10⁻⁶ kg/s
E) 0.4 × 10⁻⁶ kg/s