Physical Chemistry Third Edition

342 7 Chemical Equilibrium c.Assuming that∆C◦Pconstant, findKat 1000 K. d.Assuming that∆H◦constant, find the temperature at wh ...

7.7 Chemical Equilibrium and Biological Systems 343 7.7 Chemical Equilibrium and Biological Systems An important feature of bioc ...

344 7 Chemical Equilibrium Solution a. Kexp ⎡ ⎣^2.^93 ×^10 (^4) J mol− 1 ( 8 .3145 J K−^1 mol−^1 ) ( 298 .15 K) ⎤ ⎦  1. 36 × 1 ...

7.7 Chemical Equilibrium and Biological Systems 345 inquire about the mechanism of the coupling of such reactions. According to ...

346 7 Chemical Equilibrium by being distorted into a conformation resembling a transition state. The important aspect of the pro ...

7.7 Chemical Equilibrium and Biological Systems 347 Processes other than nonspontaneous chemical reactions are also coupled to t ...

348 7 Chemical Equilibrium Summary of the Chapter For a chemical reaction at equilibrium at constant temperature and pressure, 0 ...

7.7 Chemical Equilibrium and Biological Systems 349 a. Find the value of∆G◦for this reaction at 298.15 K. b. Find the value ofKf ...

350 7 Chemical Equilibrium 7.70 All or nearly all of the processes in a living organism seem to be driven by coupling with the h ...

8 The Thermodynamics of Electrochemical Systems PRINCIPAL FACTS AND IDEAS Thermodynamic relations can be used to obtain informa ...

352 8 The Thermodynamics of Electrochemical Systems 8.1 The Chemical Potential and the Electric Potential Our discussion of the ...

8.1 The Chemical Potential and the Electric Potential 353 Equation (8.1-5) can be written μiμi,chem+ziFφ (8.1-7) We callμi,chem ...

354 8 The Thermodynamics of Electrochemical Systems PROBLEMS Section 8.1: The Chemical Potential and the Electric Potential 8.1A ...

8.2 Electrochemical Cells 355 HCI solution AgCl(s) Ag(s) Pt Pt H 2 Load (resistor, potentiometer, etc.) Figure 8.2 An Electroche ...

356 8 The Thermodynamics of Electrochemical Systems Since the electrons are produced at the left electrode and consumed at the r ...

8.2 Electrochemical Cells 357 0  ( ∂G ∂ξ ) dξ  2 μ(HCl)+ 2 μ(Ag)−μ(H 2 )− 2 μ(AgCl)+ 2 μ(e−(L))− 2 μ(e−(R))dξ (8.2-5) which is ...

358 8 The Thermodynamics of Electrochemical Systems We can now write 2 FE◦−∆G◦−RTln(Q) (8.2-11) where ∆G◦ 2 μ◦(HCl)+ 2 μ◦(Ag)+ ...

8.2 Electrochemical Cells 359 EXAMPLE 8.1 Find the potential difference of our cell at 298.15 K if the hydrogen pressure is equa ...

360 8 The Thermodynamics of Electrochemical Systems The Nernst equation is EE◦− RT 2 F ln(Q) where Q 1 P(Cl 2 )/P◦  P◦ P(Cl 2 ...

8.3 Half-Cell Potentials and Cell Potentials 361 An alternate extrapolation method can also be used. For small values ofmthe (m/ ...