# Need immediate help in chemistry

#### Kcaj_erwerb

ethene burns in oxygen according to given equation
C2H4 + 3O2 - 2CO2 + 2H2O
In an experiment, 10cm^3 of ethene was burned in 50cm^3 of oxygen
a) which gas supplied in excess
B) calculated the volume of excess reactant at the end of the reaction
C) calculated the volume of CO2 produced