Consider the galvanic cell based on the following half-reactions: Zn+ +2e Zn e =-0.76 V Fet + 2e Fe e=-0.44 V a. Determine the overall cell reaction and calculate e (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) cell b. Calculate AG° and K for the cell reaction at 25°C. AG 6.69x10 10 k K = 8.0 x 10 6 M. C. Calculate Ecell at 25°C when Zn²=0.10 M and Fe²- Ecell =0. 199

Consider the galvanic cell based on the following half-reactions: Zn+ +2e Zn e =-0.76 V Fet + 2e Fe e=-0.44 V a. Determine the overall cell reaction and calculate e (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) cell b. Calculate AG° and K for the cell reaction at 25°C. AG 6.69x10 10 k K = 8.0 x 10 6 M. C. Calculate Ecell at 25°C when Zn²=0.10 M and Fe²- Ecell =0. 199

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

Please help me with the attached question. Thanks.
A voltaic cell is constructed in which the anode is a Fe|Fe2+ half cell and the cathode is a H2|H+ half cell. The half-cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Be sure 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 net cell reaction is: + + In the external circuit, electrons migrate (from or to?) the H2|H+ electrode (from or to?) the Fe|Fe2+ electrode.In the salt bridge, anions migrate (from or to?) the Fe|Fe2+ compartment (from or to?) the H2|H+ compartment.
A voltaic cell is constructed from a standard Cu²+ Cu half cell (E° red 0.337V) and a standard Br2 |Br half cell (E° 1.080V). red (Use the lowest possible coefficients. Be sure 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. + + ↑
Consider the galvanic cell based on the following half-reactions: Zn+ + 2e + Zn e° = -0.76 V Cd²+ + 2e → Cd e° = -0.40 V a. Determine the overall cell reaction and calculate e (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (5). If a box is not needed, leave it blank.) b. Calculate AG° and K for the cell reaction at 25°C. AG kJ K = [Zn**] = 0.10 M and [Ca] = c. Calculate e cell at 25°C when Zn 1.2 x 10-5 M. Ecell =
A voltaic cell is constructed in which the anode is a Hg|Hg2+ half cell and the cathode is a F-|F2 half cell. The half-cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Be sure 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 net cell reaction is: + + In the external circuit, electrons migrate the Hg|Hg2+ electrode the F-|F2 electrode.In the salt bridge, anions migrate the Hg|Hg2+ compartment the F-|F2 compartment.
How many unique protons are present in the following molecules? CF3 CF 3 OCH3 "CH3
Consider the following voltaic cellat 25°C: Al(s) | Al3*(0.20 M, aq) || Al3+(0.75 M, aq) | Al(s) If the standard reduction potential for the Al3+(aq) /Al(s) redox couple is -1.66 V, what is the overall cell reaction and the cell potential of the voltaic cell shown above? (Reference the cell as written above.) The overall cell reaction is Al3+(0.75 M, aq) AIS*(0.20 M, ag) and E°cell = +0.0113 V. There is no overall cell reaction and E°cell = 0.00 V. The overall cell reaction is Al3+(0.20 M, aq) Als*(0.75 M, aq) and E°cell = +0.0113 V. The overall cell reaction is Al3+(0.20 M, aq) →A13+(0.75 M, ag) and E°cell| = -0.0113 V. The overall cell reaction is Al3*(0.75 M, aq) →AI3*(0.20 M, aq) and E°cell = -0.0113 V. None of these
Given the following two half-reactions, determine which overall reaction is spontaneous, and calculate its standard cell potential. Cd2*(aq) + 2 e- Cd(s); E° = -0.403 V Zn2"(aq) + 2 e-Zn(s); E° = -0.763 V O A. Cd(s) + Zn2*(aq) OB. Cd(s) + Zn(s)¯ OC. ca²*(aq) + Zn²*(aq)' Cd2+(aq) + Zn(s); E° = -0.360 V Cd2*(aq) + Zn²+(aq); E° = -1.166 V PCd(s) + Zn(s); E° = +1.166 V O D. Cd2+(aq) + Zn(s) cd(s) + Zn2*(aq); E° = +0.360 V
A voltaic cell is constructed in which the anode is a Al|Al3+ half cell and the cathode is a H2|H+ half cell. The half-cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Be sure 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 net cell reaction is: + + In the external circuit, electrons migrate the H2|H+ electrode the Al|Al3+ electrode.In the salt bridge, anions migrate the Al|Al3+ compartment the H2|H+ compartment. Submit Answer Retry Entire Group 1 more group attempt remaining
A voltaic cell is constructed in which the anode is a Mg|Mg2+ half cell and the cathode is a Pb/Pb2+ half cell. The half-cell compartments are connected by a salt bridge. (Use the lowest possible coefficients. Be sure 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 net cell reaction is: + In the external circuit, electrons migrate ✓the Pb|Pb2+ electrode In the salt bridge, anions migrate + from to ✓the Mg|Mg2+ compartment Enter electrons as e. the Mg|Mg2+ electrode. ✓the Pb|Pb²+ compartment.