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Unformatted text preview: 5. A liquid that has a density of 0.80 0.01 g/mL is insoluble in cyclohexane. What is the liquid (1 point)? Propionaldehyde 6. A liquid unknown was found to be insoluble in water and soluble in cyclohexane and alcohol. The unknown was found to have a boiling point of 57 C at 658 mm Hg. What is the substance (1 point)? Choloform 7. What is the boiling point of toluene at 600 mm Hg (2 points)? 87.6 degrees C Consult a handbook for the following questions and specify which book you used. Handbook: CRCPress Periodic Table Online 8. Osmium is the arguably the densest element known. What are its density and melting point (in Kelvin) (2 points)? What is Osmiums closest competitor when it comes to being the densest element (1 point)? Melting Point: 3306 degrees K Density: 22.587 g/cubic cm Closest Density: Iridium 9. What are the formula, molar mass, and color of potassium permanganate (3 points)? Formula: KMnO4 Molar Mass: 158.04 g/mol Color: Shiny Black...
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This lab report was uploaded on 04/08/2008 for the course CHEM 116 taught by Professor Torres during the Spring '08 term at Ole Miss.
- Spring '08