Past Exam for CHEM 200 - GENERAL CHEMISTRY with Bennett at San Diego State (SDSU)

Exam Information

Material Type:Exam 2
University:San Diego State University
Term:Fall 2009
  • Following Statements
  • Phosphorous
  • Configuration
  • Endothermic
  • Ground State
  • Calorimeter
  • Temperature
  • Exothermic Reaction
  • Experiences
  • On the Ground
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Sample Document Text

CHEM 200/202 Exam 2 Halloween Special Edition October 30 th , 2009 Name_____________________________________Lab Sect. No. __________ 2 Choose one best answer for each of the following questions. (161 points total: 5 points each for Questions 2-33, 1 point for Question 1). Please mark your answers on the scantron sheet using a #2 pencil and also mark your answers on the exam itself. You may use the back pages of the exam as scratch paper for calculations. 1. Please fill in "A" for question 1 on your scantron sheet because you have Version A of the exam: (a) Fill in "A" 2. Which of the following statements is false? (a) The ?H rxn is equal to ??H f (products)-??H f (reactants). (b) Enthalpy is a state function. (c) During a reaction molecules are always broken up into their individual atoms. (d) An exothermic reaction releases heat. (e) An endothermic reaction absorbs heat. 3. What is the energy of one photon of X-rays with ? = 0.79 ? Note that 1 = 1 ? 10 -10 m. (a) 7....

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