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Atkins' Physical Chemistry | 11th Edition | ISBN: 9780198769866 | Authors: Atkins, Peter; De Paula, Julio; Keeler, James ISBN: 9780198769866 2042

Solution for problem D11F.2 Chapter 11F

Atkins' Physical Chemistry | 11th Edition

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Atkins' Physical Chemistry | 11th Edition | ISBN: 9780198769866 | Authors: Atkins, Peter; De Paula, Julio; Keeler, James

Atkins' Physical Chemistry | 11th Edition

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Problem D11F.2

Explain the basis of the Franck–Condon principle and how it leads to the formation of a vibrational progression.

Step-by-Step Solution:
Step 1 of 3

Chapter 14 Part 2 Solution process 1. ΔHsolute>0 ΔHsolvent>0 ΔHmix<0 Heat of Hydration ­ ionic compounds, water overcome, energy water and ions ­ attractive forces, ions=lattice E ΔHsolute= ­ΔHlatticeE ­ attractive fprces in water, H bonds ­ ion and water= ion dipole ΔHhydration=heat released/mol gas=ΔHsolvent+ΔHmix Ion Dipole ­ions­hydrated, formation is exothermic Heat of Solution, Ionic ­ΔHsolution=ΔHsolute+ΔHsolvent+ΔHmix ­ΔHsolution= ­ΔHlatticeE+ΔHsolvent+ΔHmix ΔHsolution= ­ΔHlatticeE+ΔHhydration ΔH solution and ΔHhydration ­exothermic, lattice E sign ΔHsolution tells ΔHhydration ­ΔHhydrationΔHlattice, ΔH solution exothermic example 1:​ 21500=­ΔH­583=​ ­604 kJ/mol=ΔHlattice Solution Equilibrium ­ no solute, dissolution ­ dissolve solute, solute reform solute rate dissolution >> rate of deposition, solute dissolves ­ rate dissolution= deposition, ​aturated no more will dissolve Solubility Limit ­ dynamic equilibrium saturated ­ no more will dissolve ­ depends on pressure and temperature ­less solute than saturated, or unsaturated ­ more will dissolve at a higher temperature ­ more solute than saturated, can become supersaturated More dissolve ­ if you heat the substance then cool it ­ supersaturated substances are unstable and loose saturation when disturbed : example: soda Temperature dependence of solubility in water ­raise temperature, solubility in 100g of w

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Chapter 11F, Problem D11F.2 is Solved
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Textbook: Atkins' Physical Chemistry
Edition: 11
Author: Atkins, Peter; De Paula, Julio; Keeler, James
ISBN: 9780198769866

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