(7.3) Write the half-cell reactions for each ofthe following cells. Choose from the givenoptions the BEST answer. Write theCAPITAL LETTER of your cholce.(a) Ag I Ag* a H* I Hz 1 PtAnswer:Half-cell reactions: (A) ) & ()(B) ) & (iv) (C) (i) & () (D)(i) & (iv)O Agʻ(aq) o Agts) + eCi) Agts) Ag'laq) +Clii) 2 H"(aq, IM)2e" - Hzg 1 atm)(iv) Hag 1 atm) - 2 H'taq,IM) * 2eI Brzn PEAnswer:Hall-cell reactions: (w W& Cii) (B)(im & (i) (C) (1) & (iv)& (iv)(D) (i)Crz0, ng • 14 H'cag) *• 6eGe 2 Cr*tag) + 7 H,0D(ii) 2 Br 2e O Brzn(iv) Brzo 2 Br+ 2e

Oxidation means loss of electrons whereas reduction means gain of electrons. Since you have posted…

(7.3) Write the half-cell reactions for each of the following cels. Choose from the given options the BEST answer. Write the CAPITAL LETTER of your choice. (a) Ag I Ag* H* I Hz I Pt Answer: Half-cell reactions: (A) D& Gi) (B) D& (iv) (C) (i) & () (i) & (iv) (D) O Ag'tag) e Agts) + e i) Agta) • Ag'laq) + C) 2 H"(ag, IM) 2e - Hag 1 atm) (iv) Hzg 1 atm) - 2 H"ag. 1M)* 2e

(7.3) Write the half-cell reactions for each of the following cels. Choose from the given options the BEST answer. Write the CAPITAL LETTER of your choice. (a) Ag I Ag* H* I Hz I Pt Answer: Half-cell reactions: (A) D& Gi) (B) D& (iv) (C) (i) & () (i) & (iv) (D) O Ag'tag) e Agts) + e i) Agta) • Ag'laq) + C) 2 H"(ag, IM) 2e - Hag 1 atm) (iv) Hzg 1 atm) - 2 H"ag. 1M)* 2e

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...

See similar textbooks

Similar questions

Pls help ASAP
Consider the following half-reactions: Half-reaction E° (V) I2(s) + 2e- 2I-(aq) 0.535V Sn2+(aq) + 2e- Sn(s) -0.140V Mn2+(aq) + 2e- Mn(s) -1.180V (1) The weakest oxidizing agent is: enter formula (2) The strongest reducing agent is: (3) The strongest oxidizing agent is: (4) The weakest reducing agent is: (5) Will I-(aq) reduce Mn2+(aq) to Mn(s)? (6) Which species can be reduced by Sn(s)? If none, leave box blank.
2.5
Calculate the time needed to operate an electrolytic cell to plate 0.55 g of Z that is running at 138 A given the following reaction. z3 (aq) + 3e - Z(5) Atomic Mass: Z: 195.25 g/mol Round your answer to 2 decimal places.
Consider the following half-reactions: Half-reaction E° (V) Br2(l) + 2e- 2Br-(aq) 1.080V Ni2+(aq) + 2e- Ni(s) -0.250V Al3+(aq) + 3e- Al(s) -1.660V (1) The weakest oxidizing agent is: enter formula (2) The strongest reducing agent is: (3) The strongest oxidizing agent is: (4) The weakest reducing agent is: (5) Will Al(s) reduce Br2(l) to Br-(aq)? (yes/no) (6) Which species can be reduced by Ni(s)? If none, leave box blank.
(q13)Is there something wrong with this question? I think the answer may be both B n D ? Thanks for your help :D
(Q90) In the reaction shown here: Sn4+ (aq) + Zn (s) - ---> Sn²+ (aq) + Zn²+ (aq) An inert (e.g., platinum) electrode would be required: In the zinc half-reaction In both half-reactions In the tin half-reaction For the oxidation half reaction O In neither half reaction
7.1 Enter electrons as e A voltaic cell is constructed from a standard H*H, half cell (E°,red = 0.000V) and a standard F2 F half cell (E°red= 2.870V). (Use the lowest possible coefficients. Use the pull-down boxes to specify states such as (aq) or (s). If a box is not needed, leave it blank.) The anode reaction is: The cathode reaction is: The spontaneous cell reaction is: + The cell voltage is V. 1 +
Half-reaction E° (V) Hg2+(aq) + 2e- Hg(l) 0.855V Sn2+(aq) + 2e- Sn(s) -0.140V Mg2+(aq) + 2e- Mg(s) -2.370V (1) The weakest oxidizing agent is: enter formula (2) The strongest reducing agent is: (3) The strongest oxidizing agent is: (4) The weakest reducing agent is: (5) Will Mg(s) reduce Hg2+(aq) to Hg(l)? (6) Which species can be reduced by Sn(s)? If none, leave box blank.
Be sure to answer all parts. How many faradays of electricity are required to produce (a) 0.93 L of 02 at exactly 1 atm and 25°C from aqueous H2SO, solution? faradays (b) 9.08 L of Ch at 750 mm Hg and 20°C from molten NaCl? faradays (c) 8.0 g of Sn from molten SnCl? faradays
Question 8 of 25 Complete and balance the following half-reaction in basic solution Mn2" (aq) Mn02(s) 4- 3. 2. O+ 2+ D3+ 4+ 1 3 6. 7 8. 9. 3 (s) (1) (g) (aq) Mn OH H3O* H* H. e H2O Reset • x H2O Delete MacBook Pro 000 F2 DII F3 4+ 2.
Complete and balance the following half-reaction in acidic solution As(s) → H2ASO, (aq) 04- 3. 2+ 口4+ 1 4. 6. 8. 9. 12 Os O6 (s) (1) (g) (aq) As H* H20 H30* OH Resgt • æ H2O Delete