C2H5OH +Â Â 3O2 -----------------------> 2 CO2 + 3
H2O
46
g                                                    Â
2 mol
46 g ethanol ------------------------> 2 mol of CO2
1 g ethanol -------------------------> 2/46 mol of CO2
                   Â
-------------------------> 0.0435 of CO2
for every gram of ethanol   0.0435 mol of CO2
produced
1 mol ------------------------> 6.023 x 10^23 molecules
0.0435 mol CO2 --------------> 0.0435 x 6.023 x 10^23
molecules
                       Â
----------------> 2.62 x 10^22 molecules
CO2 molecules = 2.62 x 10^22 molecules
