RUN 2 t (AVERAGE TIME) = 96 MINUTES 

 N = 1.00 NORMAL 

 k = 7.61 x 10" 4 CM7MEMUTE 



1.0 



0.9 



0.8 



0.7 



£ 0.6 



J 

 < 



Z 0.5 



Q 

 H 

 N 



< 0.4 



S 

 Dd 

 O 



Z 



0.3 



0.2 



0.1 



1 1 — 9* 0- ?" 



M 



rt-rt-r*M. I 1 — 



0.1 0.2 0.3 0.4 0.5 0.6 



VERTICAL DISTRIBUTION OF CONCENTRATION 

 (RATIO OF DISTANCE FROM SURFACE TO THICKNESS 

 OF COMBINED LAYERS - z/l) 



0.7 



Figure 4. Run two — diffusion profile at 96 minutes. 



12 



