Figure 6

Key reaction steps affecting the change of CH4 mole fraction: (a) 7%CH4 0%CO2, (b) 7%CH4 10%CO2, (c) 9.5%CH4 0%CO2, (d) 9.5%CH4 10%CO2, (e) 11%CH4 0%CO2, and (f) 11%CH4 10%CO2.

Key reaction steps affecting the change of CH4 mole fraction: (a) 7%CH4 0%CO2, (b) 7%CH4 10%CO2, (c) 9.5%CH4 0%CO2, (d) 9.5%CH4 10%CO2, (e) 11%CH4 0%CO2, and (f) 11%CH4 10%CO2.