Unformatted text preview: ach unknown with each known (4 samples total) c. Mix one unknown with each known (2 samples total) d. Compare the samples of the known with the unknown to see which is which e. None of the above Experiment 2: Distillation, Boiling points, Rault’s law 11. What feature is responsible for influencing the boiling point of a liquid? a. Hydrogen Bonding b. Surface area c. Intermolecular forces d. Overall size of molecule e. All of the above 12. Which of the following equations is Rault’s Law? a. PTotal = PA + PB b. P = XAPA + XBPB c. P = P°X d. P = XBPA + XAPB e. pH = pKa + log(B/A) 13. A fractional distillation, when compared to a simple distillation, will usually give: a. more volume of a more pure substance b. less volume of a more pure substance c. more volume of a less pure substance d. less volume of a less pure substance e. None of the above 14. Use the above graph to answer the question. What is the boiling point of benzene? a. 38 °C b. 50 °C c. 72 °C d. 81 °C e. None of the above...
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- Spring '08
- Teaching assistant, cinnamic acid, b. c. d.