CH304K_T3_Practice Exam Key

CH304K_T3_Practice Exam Key - CH 304K, Fall 2009 Dr. Sparks...

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CH 304K, Fall 2009 Dr. Sparks Practice Exam 3 Key Disclaimer: This is not an all-inclusive list of questions and topics! Make sure you study the homework, course packet questions, and your class notes! 1. How many grams carbon dioxide would be produced if 58 grams of oxygen is reacted in the combustion of C 6 H 12 ? A. 1.2 B. 119 C. 53.2 D. 38.7 E. 106 2. What is the molecular geometry of BeCl 2 ? A. tetrahedral B. trigonal planar C. trigonal pyramidal D. linear E. bent 3. What is the electronic geometry of PBr 2 Cl? A. tetrahedral B. trigonal planar C. trigonal pyramidal D. linear E. bent 4. Consider the reaction of bromine and fluorine to produce bromine trifluoride, the only product. How many moles of bromine are needed to react with 8 moles fluorine? A. 8 B. 24 C. 3 D. 2.67 E. 5.33 5. How many moles of water are in 54 grams of water? A. 2 B. 3 C. 54 D. 972 E. 1.8 x 10 24 F. 1.2 x 10 24
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6. What is the molar mass of sulfur dioxide? A. 32 B. 64 C. 16 D. 6.02 x 10 23 E. 1.92 x 10 25 F. 48 7. Consider the reaction for the combustion of pentane, C 5 H 12 . How many moles of water would be produced from the reaction of 2 moles of pentane with 14 moles of
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This note was uploaded on 01/19/2010 for the course CH 53435 taught by Professor Sparks during the Fall '09 term at University of Texas at Austin.

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CH304K_T3_Practice Exam Key - CH 304K, Fall 2009 Dr. Sparks...

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