Question

a fuel cell works on the same principle as a battery but iscontinually fed with fuel. In one fuel cell, methanol enters on oneside of the unit, and air enters on the other side both circulatepast electrodes, and a chemical reaction occurs that produceselectricity plus carbon dioxide and water as byproducts. Whichchemical reaction equation best represents the reaction that occursin this fuel cell?
a. CH3OH+O2 -->CO2+H2O
b. CH3OH-->CO2+H2O
c. CH3OH-->CH3+OH
d. CH3OH-->CH2+H2O
e. 2CH3OH+3O2-->2CO2+4H2O