Exam2_key - Exam 2 (PChem for the Biosciences CHM3400),...

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1 Exam 2 (PChem for the Biosciences – CHM3400), Mar. 21, 2011 Name :_______________________________________ UFID :_____________________ Instructions : Use a pen, NOT a pencil to answer the questions . Fill in your name and UFID above. Give your answers in the blank spaces following each question/sub-question. The total credit for this exam is 100 points . The credit of each sub-question is indicated in bold ( credit ). Numeric values should be given with a sufficient number of digits and the units must be indicated. Useful tables, physical constants and formulae for this test are given with the question or at the end of the exam as an Appendix – make sure that you check the content of the Appendix before reading the questions. Be concise with your answers, but remember that you are graded on the information that you put down on paper – if intermediate steps in a calculation are missing and the result is incorrect, no credit can be given. Always show the equations and units that you use. Good luck! Conceptual questions : 1. Show below is the vapor pressure of CS 2 as a function of mol fraction. What laws are used to
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2 2. If you were to add NaCl to pure water, what would you expect to happen to the phase transitions? Draw a schematic of the phase diagram (P vs. T) to illustrate your point.
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This note was uploaded on 05/29/2011 for the course CHM 3400 taught by Professor Seabra during the Spring '08 term at University of Florida.

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Exam2_key - Exam 2 (PChem for the Biosciences CHM3400),...

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