Ch 12 Example Problems

Ch 12 Example Problems - LEAST hydrogen bonding 3 Arrange...

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HODSON CHE 1301 Petrucci Ch12 Example Problems The following problems are taken from old exams . ..... 1. According to the phase diagram given, which of the following statements is wrong? a) At the temperature and pressure of point 3, substance Z exists as a one-phase gaseous system. b) At the temperature and pressure of point 2, substance Z exists as a three-phase equilibrium system. c)   If the Z(s) = Z(l) = Z(g) system is maintained at the temperature of point 2 while pressure is decreased, more Z will vaporize. d) If liquid Z is maintained at the pressure of point 4 while the temperature is decreased to 30 °C, the liquid will vaporize. 2. Below are given the Lewis structures of five molecules. Which one displays the
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Unformatted text preview: LEAST hydrogen bonding ? 3. Arrange in order by decreasing boiling point: Cl 2 , I 2 , HI a) HI, Cl 2 , I 2 b) I 2 , Cl 2 , HI c) HI, I 2 , Cl 2 d) Cl 2 , I 2 , HI e) Cl 2 , HI, I 2 4. Arrange the following compounds in order of increasing boiling point: pentane (CH 3 CH 2 CH 2 CH 2 CH 3 ), methyl butane (CH 3 CH(CH 3 )CH 2 CH 3 ), neopentane (CH 3 C(CH 3 ) 3 ). a) neopentane, methyl butane, pentane b) pentane, neopentane, methyl butane c) pentane, methyl butane, neopentane d) methyl butane, pentane, neopentane e) neopentane, pentane, methyl butane...
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This note was uploaded on 12/19/2009 for the course CHE 1301 taught by Professor Klausmeyer during the Spring '08 term at Baylor.

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Ch 12 Example Problems - LEAST hydrogen bonding 3 Arrange...

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