Problem Set 4 2011

Problem Set 4 2011 - 9 O 4 and H 5 O 2 ∙(OH 2 4 Draw a...

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, , 100 atm ether    diglyme  CHM 241 Spring 2011 Problem Set 4 Due February 28 Chapter 3 : Ex. 3.4, 3.7, 3.11 (NaCl), 3.13c, 3.18, 3.19 (LiF, RbCl, CaO, NiO) Chapter 3 : Pr. 3.5, 3.7, 3.8a, 3.14a I. Cuprous bromide CuBr crystallizes in the zinc-blend lattice and has a density of 4.98 g/cm 3 . Sketch the conventional unit cell, and deduce the coordination number of Br - in the lattice. Finally, estimate the shortest Cu + -Cu + distance in the lattice. II. In a mass spectrometer one can find hydrated protons with the composition H
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Unformatted text preview: 9 O 4 + and H 5 O 2 + ∙(OH 2 ) 4 . Draw a logical structure for each ion, and determine how many distinct hydrogen environments occur in each structure. III. Complete and balance the following reactions. A. CH 4 (g) + H 2 O(g) Ni , 750 H 2 (g) + ? ? B. Li(s) + Al(s) + H 2 (g) C. NaBH 4 (s) + ? B 2 H 6 (g) + ? D. Account for the fact that HBr boils at a higher temperature than HCl but at a much lower temperature than HF. Compound T bp ºC HF 20 HCl -85 HBr -67...
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This note was uploaded on 03/20/2012 for the course CHM 24100 taught by Professor Professordavidr.mcmillin during the Spring '10 term at Purdue.

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