1. Eº values: MnO4-/Mn2+ = 1.51 V = = 1.61 V Ce4+/Ce3+ If a galvanic cell is prepared from the half cells MnO4-/ Mn2+ and Ce4+/ Ce3+ the Eºcell is a. 1.83 V b. 0.10 V c. - 0.12 V d. 3.12 V

Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter19: Principles Of Chemical Reactivity: Electron Transfer Reactions
Section19.5: Electrochemical Cells Under Nonstandard Conditions
Problem 19.7CYU: The half-cells Ag+(aq. 1.0 M)|Ag(s) and H+(aq, ? M)|H2(1.0 bar) are linked by a salt bridge to...
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1. Eº values: MnO4-/Mn2+
Ce4+/Ce3+
1.61 V
If a galvanic cell is prepared from the half cells MnO4-/ Mn2+
and Ce4+/ Ce3+ the Eºcell is
a. 1.83 V
b. 0.10 V
c. - 0.12 V
d. 3.12 V
-
2. CaF2, is most soluble in
(ksp=4.0 x 10^-11)
a. water
b. solution at pH 3.5
c. solution at pH 10
d. 0.3 M NaF
=
1.51 V
Transcribed Image Text:1. Eº values: MnO4-/Mn2+ Ce4+/Ce3+ 1.61 V If a galvanic cell is prepared from the half cells MnO4-/ Mn2+ and Ce4+/ Ce3+ the Eºcell is a. 1.83 V b. 0.10 V c. - 0.12 V d. 3.12 V - 2. CaF2, is most soluble in (ksp=4.0 x 10^-11) a. water b. solution at pH 3.5 c. solution at pH 10 d. 0.3 M NaF = 1.51 V
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