HW: Empirical and Molecular Formulas

1. Match the following empirical and molecular formulas C2H6 CH3 C3H8 C3H8 C4H10 C2H5 2. Determine the molecular formula for the empirical formula, HF3, if the molar mass of the molecular formula is 116.004 g Show your work in the space below or upload a picture of your work. Circle or box your final answer. 3. Ibuprofen, a common headache remedy, has an empirical formula of C7H9O and a molar mass of approximately 215 g Determine the molecular formula. C7H9O C14H18O2 C21H27O3 5. Use the following picture to determine the molecular formula and empirical formula of glucose. Your elements should be in this order: CxHyOz Molecular Formula (No spacing): C6H12O6Empirical Formula (No spacing): CH2O 4. Use the following picture to determine the molecular formula and empirical formula of hexane. Your elements should be in this order: CxHy Molecular Formula (No Spaces): C6H14Empirical Formula (No Spaces): C3H7