n,CO2= V/22,4=>40,32 L / 22,4L/mol= 1,8mol
n,H2O= m/M=>50,4g/18g/mol= 2,8mol
CH3OH+3/2O2--> CO2+2H2O ori a moli
C2H5OH+3O2---> 2CO2+3H2O ori b moli
a+2b=1,8 bilantul de moli CO2
2a+3b=2,8 bilantul de H2O
--> a=0,2mol b=0,8mol
1mol amestec.....o,2mol alcool metilic......0,8mol alcool etilic
100mol...................x................................y calculeaza !!