Complete combustion of 7.60 g of a hydrocarbon produced 23.0 g
of CO2 and 11.8 g of H2O. What is the empirical formula for the
hydrocarbon? I got C4H10 but was incorrect.
Complete combustion of 7.70 g of a hydrocarbon produced 23.6 g
of CO2 and 11.3 g of H2O. What is the empirical formula for the
hydrocarbon? Insert the subscripts:
CH
Hydrocarbon mixtures are used as fuels. How many grams
of CO2(g) are
produced by the combustion of 574 g of a mixture that is
31.6% CH4 and
68.4% C3H8 by
mass?
___ × 10____
g
(Enter your answer in scientific notation.)
An unknown hydrocarbon gave 0.07484 g of CO2 and 0.03063 g of
H2O on combustion. What is the empirical formula of this unknown
hydrocarbon? a.C2H b.CH c.CH3 d.CH2