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Past Exam for CHEM 4616 - Phys Chem Life Sci at Virginia Tech (VT)

Exam Information

Material Type:Exam 1
Professor:Staff
Class:CHEM 4616 - Phys Chem Life Sci
Subject:Chemistry
University:Virginia Polytechnic Institute And State University
Term:Spring 2002
Keywords:
  • Either...or
  • The Independent
  • Calculators
  • Concentration
  • Rate Constants
  • Activation Energy
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Sample Document Text

1 Your student ID: Please write pledge, name, ID on back of last page. Chemistry 4616 Exam 1 Spring 2002 Conditions: 75 minutes Honor Code Calculators allowed, but no user preprogrammed material allowed Closed Book, One 5"x7" card or notes, written one side. Useful Constants: R = 8.31 JK -1 mol -1 , g = 9.81 ms -2 , N A = 6.02 x 10 -23 mol -1 , h = 6.63 x10 -34 Js, ? 0 = 8.85 x 10 -12 C 2 J -1 m -1 , e = 1.60 x 10 -19 C, c = 3.00 x 10 8 ms -1 , electron rest mass, m e = 9.11 x 10 -31 kg; proton rest mass, m p = 1.67 x 10 -27 kg 2 Question 1 (20 points) Using the following data, determine (a) a rate law that is consistent with the data, and (b) the rate constant for the following reaction. 2I(g) + Ar(g) ? Ar(g) + I2(g) Experiment [I]0/(10 -5 M) [Ar]0/(10 -3 M) Initial rate/10 -4 Ms -1 1 1.0 1.0 8.70 2 2.0 1.0 34.8 3 4.0 1.0 139 4 1.0 5.0 43.5 5 2.0 5.0 174 3 Question 2 (30 points) Part 1: The following reaction is 2 nd ord...

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