In the balanced equation for the combustion of CH3CH2OCH2OCH2OCH2CH3, the coefficient of the organic compound is...

the coefficient of oxygen gas is…
the coefficient of carbon dioxide gas is…
the coefficient of liquid water is…

hint: in case your view of the formula is partially obstructed, it is CH3CH2OCH2OCH2OCH2CH3

1 answer

Do it the easy way. Collapse that unwieldy organic compounds to what matters. C H and O.
C6H14O3 + 8O2 ==> 6CO2 + 7H2O