Determine which of the following pairs of reactants will result in a spontaneous reaction at 25c. Select one: a. Ag (aq) + Br(aq); if E°(Ag'/Ag) = 0.80V and E°(Br,/Br) = +1.09V 2+ 2+ b. Cd (aq) + [(aq); if E°(Cd"/Cd) = -0.40V and E°(,/N = + 0.54V 3+ c. Li (aq) + Al(s); if E°(Li`/Li) = -3.04V and E°(AI""/Al) = -1.66V С. 3+ 3+ 2+ d. Fe (aq) + Ni(s); if E°(Fe"/Fe) = -0.04V and E°(Ni /Ni) = -0.23V 2+ 2+ 2+ e. Pb (aq) + Cu(s); if E°(Pb¯ /Pb) = -0.13V and E°(Cu /Cu) = +0.16V

Principles of Modern Chemistry
8th Edition
ISBN:9781305079113
Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler
Chapter13: Spontaneous Processes And Thermodynamic Equilibrium
Section: Chapter Questions
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Determine which of the following pairs of reactants will result in a spontaneous
reaction at 25c.
Select one:
a. Ag (aq) + Br(aq); if E°(Ag'/Ag) = 0.80V and E°(Br,/Br) = +1.09V
2+
2+
b. Cd (aq) + [(aq); if E°(Cd"/Cd) = -0.40V and E°(,/N = + 0.54V
3+
c. Li (aq) + Al(s); if E°(Li`/Li) = -3.04V and E°(AI""/Al) = -1.66V
С.
3+
3+
2+
d. Fe (aq) + Ni(s); if E°(Fe"/Fe) = -0.04V and E°(Ni /Ni) = -0.23V
2+
2+
2+
e. Pb (aq) + Cu(s); if E°(Pb¯ /Pb) = -0.13V and E°(Cu /Cu) = +0.16V
Transcribed Image Text:Determine which of the following pairs of reactants will result in a spontaneous reaction at 25c. Select one: a. Ag (aq) + Br(aq); if E°(Ag'/Ag) = 0.80V and E°(Br,/Br) = +1.09V 2+ 2+ b. Cd (aq) + [(aq); if E°(Cd"/Cd) = -0.40V and E°(,/N = + 0.54V 3+ c. Li (aq) + Al(s); if E°(Li`/Li) = -3.04V and E°(AI""/Al) = -1.66V С. 3+ 3+ 2+ d. Fe (aq) + Ni(s); if E°(Fe"/Fe) = -0.04V and E°(Ni /Ni) = -0.23V 2+ 2+ 2+ e. Pb (aq) + Cu(s); if E°(Pb¯ /Pb) = -0.13V and E°(Cu /Cu) = +0.16V
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