*해설

<문제 해설>
God= Ao - 5.6H + 0.7O + 0.8 N
= (1.867x0.85+5.6x(0.07-0.05/8)+0.7×0.03)/0.21-5.6×0.07+0.7×0.05 =8.9900... Sm3/kg
Co2 max=1.867×0.85/8.9999 x 100
= 17.6%

[추가 해설]
Ao = 8.89 C + 26.67(H - O/8) + 3.33 S
= 8.89 x 0.85 + 26.67(0.07 - 0.05/8) + 3.33 x 0.03 = 9.3366

God = Ao - 5.6H + 0.7O + 0.8 N
= 9.3366 - 5.6 x 0.07 + 0.7 x 0.05 = 8.9996

Co2 max = (1.867 ×C / God) x 100
= (1.867 x 0.85 / 8.996) x 100
= 17.6%