... 80 90 100 20 00 20 01 20 02 20 03 20 04 20 05 20 06 20 07 20 08 20 09 20 10 20 11 Nam t nghip 20 2 CO C + H 2 CH4 n phm sinh ra t ... 61,44 20 03 44,01 -24 ,88 20 04 42, 82 -2, 77 20 05 43,66 1,93 20 06 50,43 13, 42 20 07 48, 92 -3,08 20 08 69,57 29 ,68 20 09 81,53 14,66 20 10 82, 39 1,04 20 11 89,39 7,83 (Nguty ... + SO4 2- 3COOH + S 2- + 2H 2 O + 2CO 2 Lactic Sunphat Axit axetic Ion sunphua 4H 2 + SO4 2- 2- + 4H 2 O S 2- + 2H+ 2 S Ion sunphua (S 2- kt hp vi mui...