132827.fig.002a
(a)
132827.fig.002b
(b)
132827.fig.002c
(c)
Figure 2: (a) Molar concentration of N versus time using (4) for various values of when  s−1,  s−1, and . (b) Molar concentration of versus time using (4) for various values of when  s−1,  s−1, and . (c) Molar concentration of N versus time using (4) for various values of when  s−1,  s−1, and .