CT : CnH2n+1OH
nH2 = 0.05 mol
nO2 = 0.45 mol
nCO2 = 0.3 mol
CnH2n+1OH + Na --> CnH2n+1ONa + 1/2H2
0.1________________________________0.05
CnH2n+1OH + 3n/2O2 -to-> nCO2 + (n+1)H2O
1_________________________n
0.1________________________0.3
<=> 0.3=0.1n
=> n = 3
CTHH : C3H7OH
m = 0.1*60=6 g