Molar Mass and Chemical Formula of a Volatile Liquid  Unknown Number: #5235 C=10.1 H=0.8 Cl=89.1 Trial 1:    Weight of empty flask+aluminum foil+rubber band: 102.61 g weight of flask+aluminum foil+rubberband+ vapor:  103.27g Boiling water temperature when liquid is vaporized:  93.8 Celsius  Barometric pressure:  29.48 in.Hg The volume of Erlenmeyer Flask:  154.1  Trial 2:    Weight of empty flask+aluminum foil+rubber band: 93.24 g weight of flask+aluminum foil+rubberband+ vapor:  93.76 g  Boiling water temperature when liquid is vaporized:  97.9 Celsius  Barometric pressure:  29.47 in.Hg The volume of Erlenmeyer Flask:  155.0 mL  1. What is the Molar Mass of Trial 1? What is the Molar Mass of Trial 2?  2. What is the Average Molar Mass of Trials 1 and 2?  3. What is the Empirical formula? What is the molecular formula?  4. Tell what is the molar mass based on the molecular formula?

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