A galvanic cell is set up as follows: Zn|Zn2+(0.01 mol/L)||Cu2+(0.1 mol/L)|Cu. How will the voltage of...

A galvanic cell is set up as follows:

Zn|Zn²⁺(0.01 mol/L)||Cu²⁺(0.1 mol/L)|Cu.

How will the voltage of the cell be affected by each of the following change:

(a) increase Cu⁺² concentration to 1mol/L;

(b) decrease Zn²⁺ concentration to 0.0001 mol/L;

Expert Solution

queen_honey_blossom answered 2 years ago

Calculate the cell potential for the following electrochemical cell: Zn | [Zn2+]=4.2M || [Cu2+]=0.004M | Cu

The following takes place in a voltaic cell: Zn(s) + Cu2+(1 M) → Cu(s) + Zn2+(1...

The following takes place in a voltaic cell: Zn(s) + Cu2+(1 M) → Cu(s) + Zn2+(1 M). The cell has a voltage of +1.10 V. Choose the answer that best relates to questions 1-4. (A) there is no change in the voltage (B) the voltage becomes zero (C) the voltage increases (D) the voltage decreases, but stays positive (E) the voltage becomes negative 1. What happens to the voltage when a saturated ZnSO4 solution is added to the zinc compartment...

Consider the Daniell cell, for which the overall cell reaction is Zn(s)+Cu2+(aq)⇌Zn2+(aq)+Cu(s) The concentrations of CuSO4...

Consider the Daniell cell, for which the overall cell reaction is Zn(s)+Cu2+(aq)⇌Zn2+(aq)+Cu(s) The concentrations of CuSO4 and ZnSO4 are 2.20×10−3 m and 1.10×10−3 m , respectively. A) Calculate E setting the activities of the ionic species equal to their molalities. Express your answer to four significant figures and include the appropriate units. B) Calculate γ±,ZnSO4 for the half-cell solutions using the Debye-Huckel limiting law. Express your answer using three significant figures. C) Calculate γ±,CuSO4 for the half-cell solutions using the...

Calculate E at 25° C for a galvanic cell based on the reaction: Zn(s) + Cu2+(aq)→Zn...

Calculate E at 25° C for a galvanic cell based on the reaction: Zn(s) + Cu2+(aq)→Zn 2+(aq) + Cu (s) in which [Zn2+]=0.55M and [Cu2+]=1.02M

Part 3. Influence of Concentration on Cell Voltage Measured Temperature of Zn-Cu cell: 21.3C Voltage...

Part 3. Influence of Concentration on Cell Voltage Measured Temperature of Zn-Cu cell: 21.3C Voltage of Zn-Cu cell : 0.977 (0.005 M Cu2+) Measured Temperature of Cu-Cu cell: 21.1C Voltage of Cu-Cu cell: -0.034 (0.500 M/0.005 M Cu2+) Voltage of Zn-Cu cell : 1.057 (average voltage of 0.500 M Cu2+ from Part 2) 1) Describe what happened to the measured voltage (Zn-Cu) when the cathode solution was diluted. Do your observations match what you expected, based on your understanding...

The voltage generated by the zinc concentration cell described by, Zn(s)|Zn2 (aq, 0.100 M)||Zn2 (aq, ?...

The voltage generated by the zinc concentration cell described by, Zn(s)|Zn2 (aq, 0.100 M)||Zn2 (aq, ? M)|Zn(s) is 26.0 mV at 25 °C. Calculate the concentration of the Zn2 (aq) ion at the cathode.

Calculate the voltage of the following cell at nonstandard conditions: Cu | Cu2+ (0.150 M) ||...

Calculate the voltage of the following cell at nonstandard conditions: Cu | Cu2+ (0.150 M) || Cu2+ (.0120 M) | Cu Convert your final answer to mV. Group of answer choices 64.9 mV -32.4 mV -16.2 mV 32.4 mV

Given the following reaction, Cu2+(aq) + Zn(s) → Cu(s) + Zn2+(aq) E° = 1.10 V. Use...

Given the following reaction, Cu2+(aq) + Zn(s) → Cu(s) + Zn2+(aq) E° = 1.10 V. Use the Nernst equation to calculate the cell potential for the cell described with standard line notation below. Zn|Zn2+(0.5082 M)||Cu2+(0.2699 M)|Cu Units are not required. Report answer to three decimal places. Please explain all of your steps! Thanks!

Consider a galvanic cell based upon the following half reactions: Cu2+ + 2e- → Cu 0.34...

Consider a galvanic cell based upon the following half reactions: Cu2+ + 2e- → Cu 0.34 V Fe3+ + 3e- → Fe -0.0036 V How many of the following responses are true? 1. Decreasing the concentration of Cu2+ (assuming no volume change) will decrease the potential of the cell 2. Increasing the concentration of Fe3+ (assuming no volume change) will increase the potential of the cell 3. Adding equal amounts of water to both half reaction vessels will increase the...

Consider a galvanic cell based on the following line notation at 295 K: Fe|Fe3+||Cu2+|Cu where the...

Consider a galvanic cell based on the following line notation at 295 K: Fe|Fe3+||Cu2+|Cu where the standard cell potential is 0.38 V. What will the following changes do to the potential of the cell? a) Add water to the anode portion of the cell increase potential decrease potential no change in potential b) Add equal amounts of water to both the anode and cathode portions of the cell increase potential decrease potential no change in potential c) Increase the mass...

Question