Physical Chemistry , 1st ed.

we can easily combine these two equations and derive the expression E° R nF T ln K (8.32) This expression can also be derived ...

The relationship between Eand the reaction quotient Qhas a practical use in modern analytical chemistry. Consider the standard r ...

particular ion. Figure 8.8 shows an ion-specific electrode. For the most part, they resemble pH electrodes, so care should be ex ...

Solution According to the half-reactions in Table 8.2, the only possible spontaneous reaction is the oxidation of Fe to Fe^2 and ...

In the case of gas mixtures, we defined activity as related to the partial pres- sure piof the gas. For ions in solution, the ac ...

probably be different. The total chemical potential of the ionic solution de- pends, of course, on the number of moles of each i ...

Solutions containing ions that have larger absolute charges have greater coulombic effects affecting their properties. One way t ...

formation reaction of H^. Second, in reality the formation of cations like H^ is always accompanied by the formation of anions. ...

b.Using the enthalpy of formation of Cl^ (aq) from part a, we can apply the same tactic to the dissolution of sodium chloride: 3 ...

has no variable dictated by the ionic solute except for the charges on the ions! It is seemingly independent of the identity of ...

logarithm of. However, you may have to apply appropriate conversions in order for the units to cancel properly. How well do the ...

EE°  R nF T ln Q E°  R nF T ln    i ja a j i ( ( r p e r a o c d t s s ) )   i j (8.55) where we have redefined Q, t ...

This means that the activity of Fe^3 is aFe^3 0.0442  0 1 .1 .0 0 0 0 m m o o l l a a l l 0.00442 Similarly, we can calculat ...

In molar amounts, if we recognize that the total charge (positive or negative) equals the magnitude of the charge times the fund ...

Viscosity is typically measured in units of poise, where 1 poise  1  cm g s  Using the expression for Stokes’ law, the veloc ...

Again, as expected, the equivalent conductance changes with concentra- tion. However, it was noted by early investigators that f ...

8.2 Charges 8.1.What is the charge on a small sphere that is attracted to another sphere having charge 1.00 C if the spheres are ...

8.5 Nonstandard Potentials and Equilibrium Constants 8.17.What is the Zn^2 Cu^2 ratio on a Daniell cell that has a voltage of 1 ...

8.42.Approximate the expected voltage for the following electrochemical reaction using (a)the given molal concentra- tions and ( ...

241 9 241 A S SCIENCE HAS MATURED, it has developed the perspective that the physical world is regular and that its behavior fol ...