Exam 2 (blue) Fall 2007

Exam 2 (blue) Fall 2007 - CHEM 184 Fall, 2007 Hour Exam 2...

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Hour Exam 2 (Blue) October 9, 2007 Instructions: Your scantron answer sheet must show your NAME , STUDENT 7-DIGIT KUID NUMBER , and LAB SECTION . (Begin these entries at the LEFT end of the space provided.) In answering the questions, be careful to fill in the corresponding circles on the answer sheet according to the number of the question on the exam. USE A SOFT (No. 2) PENCIL. Note that a periodic table of the elements is attached at the end of the exam. Useful information: Avogadro’s constant N A = 6.02 x 10 23 mol -1 Planck’s Constant: h = 6.63 x 10 - 34 J s Speed of light: c = 3.00 x 10 8 m/s 1. Which type of radiation has the longest wavelength ? A. gamma rays B. X-rays C. visible D. microwave E. radiowave 2. What is the wavelength (in nm) of radiation that has a frequency of 9.36 x 10 9 Hz? A. 5.19 x 10 9 nm B. 1.32 x 10 8 nm C. 3.21 x 10 7 nm D. 5.19 x 10 6 nm E. 1.32 x 10 6 nm 3. What is the frequency of radiation that has a wavelength of 59.9 nm? A. 3.09 x 10 13 Hz B. 3.93 x 10 14 Hz C. 5.01 x 10 15 Hz D. 7.14 x 10 16 Hz E. 5.70 x 10 17 Hz 4. What is the energy (in joules) of a mole of photons which all have a wavelength of 26.0 nm? A.
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This note was uploaded on 07/05/2008 for the course CHEM 184 taught by Professor Hierl during the Fall '07 term at Kansas.

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Exam 2 (blue) Fall 2007 - CHEM 184 Fall, 2007 Hour Exam 2...

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