Ch2MC - Gabi Masse and Georgina Coleman Multiple Choice...

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Gabi Masse and Georgina Coleman Multiple Choice Questions 1. Which of these is not a compound? a) Sodium Chloride (NACL) b) H20 c) SIO3 d) Li 2. Trace elements such as are required in amounts in humans. a) iron, small b) iron, large c) carbon, small d) carbon, large 3. A deficiency in which mineral leads to Goiter, an enlarged thyroid. a) magnesium b) iodine c) iron d) calcium 4. Carbon 14 which has an atomic # of 6, has how many protons, neutrons, and electrons respectively: a) 8,6,6 b) 6,8,6 c) 6,8,8 d) 7,7,7 5. Which has the most energy levels? a) helium b) oxygen c) lithium d) radon e) hydrogen 6. What does a PET scan detect? a) intense chemical activity in the body b) low areas of chemical activity c) an area with low carbon concentrations d) an area with high carbon concentrations 7. Which of these exhibits potential energy? a) swing at its highest point b) a runner’s last few moments in a marathon c) someone sleeping d) a bug that has just died
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8. Polar bonds are exhibited in al of the following compounds, except:
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This note was uploaded on 10/30/2009 for the course SI 0126 taught by Professor Gourney during the Spring '09 term at École Normale Supérieure.

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Ch2MC - Gabi Masse and Georgina Coleman Multiple Choice...

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