Exam3B - CHEM 1211K Exam Three Fall 2010 1. A gas mixture...

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CHEM 1211K Exam Three Fall 2010 Form B 1. A gas mixture contains CO, Ar, and H 2 . What is the total pressure of the mixture if the mole fraction of H 2 is 0.35 and the partial pressure of H 2 is 0.58 atm? A) 0.603 atm B) 0.203 atm C) 1.66 atm D) 0.0552 atm E) There is not enough information to answer this question. 2. Which of the following can form intermolecular hydrogen bonds (with other molecules of itself)? A)NH 2 CH 2 COOH B) SiH 4 C) CH 3 COCH 3 D) CH 2 F 2 E) CH 3 Cl 3. Which of the following has the second lowest boiling point? A) HF B) GeH 4 C) SiH 4 D) PH 3 E) H 2 Se 4. How many moles of NaO 2 are needed to react with 75.0 L of carbon dioxide at STP? 4NaO 2 (s) + 2CO 2 (g) 2Na 2 CO 3 (s) + 3O 2 (g) A) 0.15 moles B) 1.67 moles C) 3.35 moles D) 6.70 moles E) 13.4 moles
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CHEM 1211K Exam Three Fall 2010 Form B 5. The graph below represents the gases He, Ar, N 2 , and CH 4 all at the same temperature. Which statement regarding this graph is true ? A) Curve 3 represents N 2 . B) Curve 1 represents N 2 C) Curve 4 represents Ar. D) Curve 2 represents He. E) Curve 3 represents CH
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This note was uploaded on 01/16/2012 for the course CHEM 1211 taught by Professor Ford during the Fall '09 term at Georgia Tech.

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Exam3B - CHEM 1211K Exam Three Fall 2010 1. A gas mixture...

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