CHEMISTRY GAS LAW/STOICHIOMETRY QUESTION!?

Complete combustion of a 1.05 g sample of a the compound with the stoichiometric amount of oxygen gas produces a mixture of H2O (g) and CO2 (g). What is the pressure of this gas mixture when it is contained in a 3.00 liter flask 127˚ C? (Hint: When the reaction is complete there is only CO2 and H2O in the container.)