Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:Give the standard line notation for each cell.
(а) 2 IO3 (аф) + 10 Ст2+
(ад) + 10 H* (ад) — 10 Сr+ (аg) + I2 (аq) + 5 Н2O()
Pe(6) | Cr3+ (aq), Iz (aq) || Cr (ag), IО; (ад), н* (ад) | Рt (s)
O Pt(s) | IO3 (ag), H* (ад), 12(аg) || Cr?+ (ag), Cr3+ (aq) | Pt(8)
O Pt(s) | Cr²+
О Pt(s) | Cr?* (ag), IOз (ад), Н* (ад) || Cr* (ag), I2(aq) | Pt(s)
(aq), Сr* (aq) || I0з (aq), H* (aд), 12 (aq) | Pt(s)
(b) Со(s) + 2 Аg* (aq) — Cо?+ (aq) + 2 Ag(s)
Ag(s) | Cо* (ад)|| Ag" (aq) | Co(s)
Co(s) | Со* (ag) || Ag" (ag) | Ag(8)
О Ag(8) | Ag* (ag) || Со?* (ад) | Со(s)
о Со(8) | Ag* (ag) || Со** (аg) | Ag(s)
2+
2+
2+
(с) НаО2(ад) +2 H" (ад) + 2 е 2 HаО()
Е — 1.78 V
Оp(9) + 2 H* (аg) + 2 е Н2О2 (ag)
E° = 0.68 V
O Pt(s) | H2O2 (ag) | Pt(s)
Pt(s) | H2O2(aq) | 02(g) || H* (aq) | Pt(s)
О Pe(:) | О2(9) | Н-0- (аq), Н* (аq) || H,О2(аq), Н* (aq) | Pt(8)
O Pt(s) | H2O2(aq), H† (aq) || O2 (9) | H2O2(aq), H† (aq) | Pt(s)
(d) Mn+ (ag) +2е — Mn(s)
Е— — 1.18 V
= -
Fe+ (aq) + 3 e → Fe(s)
E°
-0.036 V
O Fe(s) | Mn2+ (ag) || Fe3+ (ag) | Mn(s)
O Fe(s) | Fe+ (aq) || Mn²+ (aq) | Mn(s)
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