The reaction of ethanol, `C_2H_5OH` , with oxygen is a popular classroom demonstration.Balance the equation to find the number of moles of gaseous products formed per mole of ethanol.
`_C` _`2H`_`5OH(g)+`_`O`_`2(g)to`_`CO`_`2(g)+`_`H`_`2O(g)`
A. 2
B. 3
C. 4
D. 5
