Chapter Electrochemistry

10.1 Electrochemistry Explained 1

10.2 The Solid-state Electrochemical Cell 2

10.2.1 Useful electrochemical cells 2

10.3 The cell EMF and the free energy of the overall cell reaction 4

10.4 Nonstandard Solid-State Electrochemical Cells 6

10.4.1 Half-cells with solutions 6

10.4.2 Cells with gaseous electrodes 7

10.4.3 Fuel Cells 8

10.5 Aqueous Electrochemistry 9

10.5.1 Cell operational modes 9

10.5.2 The cell EMF and chemical potential of the overall reaction 11

10.5.3 Ion standard state 12

10.5.4 Standard electrode potentials 15

10.5.5 Nernst Potential 17

10.6 Nonequilibrium aqueous electrochemical cells 18

10.6.1 Battery Operation (Galvanic mode) 18

10.6.2 Electrolysis 19

10.6.3 Fuel Cell Mode 20

10.7 Equilibrium constants for ionic reactions 21

10.7.1 Dissociation constant of water 23

10.7.2 Solubililty products 24

10.8 Chemical equilibria in environmental waters 25

10.8.1 Species from air 26

10.8.2 Ionic equilibria of pollutants 26

10.9 Summary 29

References 30

Problems 32.

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Solar Panel Basics

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