Đặt: \(n_{triglixerit}=n_{ axit béo}=x\)
Quy đổi: \(HCOOH: 4x \); \(CH_2:y\); \(C_3H_5(OH)_3: x\); \(H_2: -0,06
\); \(H_2O: -3x\)
\(n_{O_2}=0,5.4x+1,5y++3,5x-0,06.0,5=4,21\)
\(n_{H_2O}=4x+y+-3x-0,06=2,82\)
\(\rightarrow x=0,04;y=2,68\)
Muối gồm \(HCOONa (4x); CH_2(y) \rightarrow a=48,4g\)