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Table 1 Half-cell equation 2H (ag) + O2 (g) + 2e —> Н-О2 (aq) H2O2 (ag) + 2H* (aq) + 2e 2H2O (1) → 2C1 (aq) MnO2 (s) + 4H* (aq) + 2e¯ Mn²* (aq) +2H2O (I) E®/V +0.68 +1.77 Cl2 (g) + 2e +1.36 +1.22 In which of the following mixture there is NO effervescence observed? А. Н-02(аq) + Сl (g) B. acidified H2O2+ MnO2 (s) C. NaCl (aq) + acidified H2O2 (aq)

Table 1 Half-cell equation 2H (ag) + O2 (g) + 2e —> Н-О2 (aq) H2O2 (ag) + 2H* (aq) + 2e 2H2O (1) → 2C1 (aq) MnO2 (s) + 4H* (aq) + 2e¯ Mn²* (aq) +2H2O (I) E®/V +0.68 +1.77 Cl2 (g) + 2e +1.36 +1.22 In which of the following mixture there is NO effervescence observed? А. Н-02(аq) + Сl (g) B. acidified H2O2+ MnO2 (s) C. NaCl (aq) + acidified H2O2 (aq)

Chemistry
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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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(q13)
Is there something wrong with this question? 
I think the answer may be both B n D ?

Thanks for your help :D

13. The standard reduction potentials for four half-cells at 298 K are given in Table 1. Table 1 Half-cell equation E/V 2H* (aq) + O2 (g)+ 2e¯ → H2O2 (aq) H2O2 (ag) + 2H* (aq) + 2e 2H2O (1) Cl2 (g) + 2e MnO2 (s) + 4H* (aq) + 2e" - +0.68 +1.77 + 2CF (aq) +1.36 Mn* (aq) +2H2O (I) +1.22 In which of the following mixture there is NO effervescence observed? А. Н.0(аq) + Сk (g) B. acidified H2O2+ MnO2 (s) C. NaCl (aq) + acidified H2O2 (aq) D. NaCl (aq) + acidified MnO2 (s)
Transcribed Image Text:13. The standard reduction potentials for four half-cells at 298 K are given in Table 1. Table 1 Half-cell equation E/V 2H* (aq) + O2 (g)+ 2e¯ → H2O2 (aq) H2O2 (ag) + 2H* (aq) + 2e 2H2O (1) Cl2 (g) + 2e MnO2 (s) + 4H* (aq) + 2e" - +0.68 +1.77 + 2CF (aq) +1.36 Mn* (aq) +2H2O (I) +1.22 In which of the following mixture there is NO effervescence observed? А. Н.0(аq) + Сk (g) B. acidified H2O2+ MnO2 (s) C. NaCl (aq) + acidified H2O2 (aq) D. NaCl (aq) + acidified MnO2 (s)
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