An unknown compound containing C, Cl, and F analyzes to be 11.79% C and 69.57% Cl. A 0.107 g sample of the gas occupies 458 mL at 21.3 mm Hg and 25.0°C. Type your answers using the format CH₄ for CH₄. Enter the elements in the order given. What is the empirical formula of the compound? What is the molecular formula of the compound?