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Past Exam for CH 105 - Chemical Principles with McCormick at Northern Michigan (NMU)

Exam Information

Material Type:Exam
Professor:McCormick
Class:CH 105 - Chemical Principles
Subject:Chemistry
University:Northern Michigan University
Term:Winter 2010
Keywords:
  • Atmospheric Co
  • Phosphorous
  • Ultraviolet
  • Average Global Temperature
  • No Correlation
  • Concentration
  • Decomposition
  • Ultraviolet Radiation
  • Stratosphere
  • Troposphere
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Sample Document Text

CH lOS Name _ -=U=Lk"-Lh""-v ___ _ February 15, 2010 100 points EXAM I Multiple Choice. Select the best answer from the choices provided. (40 questions, 2.5 pts each) I. Which symboJ(s) represent(s) elements in the noble gas family? - - X R P Q y Z L (a) X and Z (b) P and L (c) y 2. The two main products of the combustion of gasoline in an automobile engine are : (a) oxygen and carbon monoxide. (b) sul fur oxides and nitrogen ox ides. ~_ulfur oxides and hydrogen. ~ater and carbon dioxide. Form #1 3. Isotopes of an element have the same number of ___ . but different numbers of_ =;;: (c) electrons; protons ®rotons; neutrons (a) neutrons; protons (b) protons; electrons 4. This pollutant contributes signi fi cantly to industrial smog; sources include the burning of coal and volcanoes. (a) OJ (b) Hg (c) CO ~ Ihm, S (e) CH, ~ InCl)~ 5. Elements are organized in the periodic table by increasing: (a) atomic weight (b) mass number ®tomic number (d) # of neutrons (e) non...

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