Hw8 - CHM 2047 This assignment is due Friday Oct 28 in class 1 Kotz Ch 13 Problem 56 2 Kotz Ch 13 Problem 60 3 Kotz Ch 13 Problem 70 4 Kotz Ch 13

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
CHM 2047 Homework 8 This assignment is due Friday, Oct. 28, in class. 1. Kotz, Ch. 13, Problem 56. 2. Kotz, Ch. 13, Problem 60. 3. Kotz, Ch. 13, Problem 70. 4. Kotz, Ch. 13, Problem 72. 5. Kotz, Ch. 13, Problem 76. 6. Compare the natures and extents of order in the smectic liquid-crystal and isotropic liquid phases of a substance. Which has the higher entropy? Which has the higher enthalpy? 7. Nematic liquid crystals form when a liquid of long rod-like molecules is cooled. What additional types of intermolecular interactions would you expect to favor the formation of a smectic phase? 8. Classify each of the following solids as molecular, ionic, metallic, or covalent (and explain your reasoning!): a) Rb; b) B; c) C 5 H 12 ; d) Na 2 HPO 4 . 9. List the following substances in order of increasing normal boiling points, (and explain your reasoning!): NO, NH 3 , Ne, RbCl. 10. At its melting point (624 C), the density of solid plutonium is 16.24 g cm - 3 . The density of liquid plutonium is 16.66 g cm
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 05/29/2011 for the course CHM 2047 taught by Professor Staff during the Fall '08 term at University of Florida.

Page1 / 2

Hw8 - CHM 2047 This assignment is due Friday Oct 28 in class 1 Kotz Ch 13 Problem 56 2 Kotz Ch 13 Problem 60 3 Kotz Ch 13 Problem 70 4 Kotz Ch 13

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online