Homework Answers
Add Answer to:
Example 13 Calculate the potential for the following cell using (a) concentrations and (b) activi...
Calculate the theoretical cell potential for each of the following cells. Is the cell, as written,...
Calculate the theoretical cell potential for each of the following cells. Is the cell, as written, galvanic or electrolytic? a. Pb | PbSO_4 (sat'd), SO_4^2- (0.200 M) || Sn^2+ (0.150 M), Sn^4+ (0.250 M)|Pt b. Pt |Fe^3+ (0.0100M), Fe^2+ (0.00100M) || Ag^+ (0.200M), CuI (sat'd) |Cu d. Pt | UO_2^2+ (0.0100 M), U^4+ (0.0100 M), H^+ (1.00 times 10^-6 M) || AgClO (sat'd), KCI (1.00 times 10^-4 M) |Ag
1. Using the volumes and concentrations given in Table 13-2 of the instructions, calculate the diluted...
1. Using the volumes and concentrations given in Table 13-2 of the instructions, calculate the diluted concentration of the hydroxide ion at time zero, (OH), for each of the 3 solutions. You must take into account the total volume after all solutions have been added together. Show your work here and record the values on your Report Sheet in Table 13-4 as well. (Hint: CV = CV, may be applied here). (1.0 point] Solution Calculated [OH'] Table 13-2: Preparation of...
2. Calculate the standard cell potential for each of the following redox reactions, and then predict...
2. Calculate the standard cell potential for each of the following redox reactions, and then predict whether each will occur spontaneously as written. a. Sr(s) + Fe2+(aq) → Sr2+ (aq) + Fe(s) b. 2Cr(s) + 3Cd2+ (aq) → 2Cr3+ (aq) + 3Cd(s) 3. Calculate the standard cell potential, Eºcell, for each of the voltaic cells in Part II of the experiment. a. Zn(s) | Zn2+ (aq, 1.0 M) || Cu2+ (aq, 1.0 M) Cu(s) b. Zn(s) | Zn2+(aq, 1.0 M)...
The following two reactions have ξ values given below 4°-2.07 V If the potential for the reaction...
*Electrochemistry
Plase check my answers! Are these right??
Help me!
The following two reactions have ξ values given below 4°-2.07 V If the potential for the reaction pt2t following half reactions. 2e Pt is assigned a value of zero, calculate the cell potentials for the a. Ag+e-Ag -0.40V 0,4 ov 0+0.40 # b. F2cF 5.oV 4. Consider the galvanic cell at 25°C Zn Zn2 I Cu2+ Cu Calculate the ratio of IZn2+1 to [Cu2+1 when the cell potential has dropped...
Could someone help me? I slipped in a previous example for reference Consider the following cell...
Could someone help me? I
slipped in a previous example for reference
Consider the following cell reaction: Fe(s) + 2 H+(?M —Fe2+(1.00 M)+H gX1.00 atm) If the cell potential at 298 K is 0.307 volts, what is the pH of the hydrogen electrode? pH= Consider the following cell reaction: Ni(s) + 2 H (?M) —+NI+(1.00 M)+H(E)1.00 atm) If the cell potential at 298 K is 0.104 volts, what is the pH of the hydrogen electrode? pH - 1.75 x Incorrect...
Calculate the cell potential, E, for the given reactions at 25.00 °C using the ion concentrations...
Calculate the cell potential, E, for the given reactions at 25.00 °C using the ion concentrations provided. Then, determine if the cells are spontaneous or nonspontaneous as written. QUESTION 1) Pt(s)+Fe2+(aq)−⇀↽−Pt2+(aq)+Fe(s) [Fe2+]=0.0013 M[Pt2+]=0.048 M E= ____ V? The cell is not spontaneous or spontaneous. QUESTION 2) Cu(s)+2Ag+(aq)−⇀↽−Cu2+(aq)+2Ag(s) [Cu2+]=0.017 M [Ag+]=0.017 M E= ____ V? The cell is not spontaneous or spontaneous. QUESTION 3) Co2+(aq)+Ti3+(aq)−⇀↽−Co3+(aq)+Ti2+(aq) [Co2+] = 0.065 M [Co3+] = 0.025 M [Ti3+] = 0.0060 M [Ti2+] = 0.0118 M...
3. Calculate the cell potential for the voltaic cell based on the following half reactions at...
3. Calculate the cell potential for the voltaic cell based on the following half reactions at T = 25°C: Cr3+(aq) + 3e Cr(s) E° = -0.74 V TiO2(aq) + 2H(aq) + 1e → Ti+(aq) + H2O(1) E° = + 0.10 V Where, [Cr3+] = 1.0 x 104 M, [TiO2+] = 1.0 x 10-1M, [H+] = 1.0 M, [Ti$+] = 5.0 x 10-2 M.
3) Calculate the potential in the following cell (8 points) Pb|Pb2+(1.00M)|| Ag+ (1.00M) |Ag a. right...
3) Calculate the potential in the following cell (8 points) Pb|Pb2+(1.00M)|| Ag+ (1.00M) |Ag a. right at the beginning when you start using this voltaic cell, b. when 50% of the Ag+ ions have been consumed, c. when 99% of the Ag+ ions have been consumed, and d. when 99.99% of the Ag+ ions have been consumed. Keep in mind that both, the Pb2+ and the Ag+ concentrations are changing
(a) Find the capacitance of the cell membrane. (b) Suppose the potential difference across the cell...
(a) Find the capacitance of the cell membrane.
(b) Suppose the potential difference across the cell wall is
92 mV. Find the magnitude of the charge stored on either side of
the cell wall.
hboard> My courses > Spring Semester 2019 SP2019-PHYS-142-001 Topic 3 HW CH18.2 Capacitance due 1/22 Question 3 Partially correct 0.33 points out of 1.00 The fuids Inside and outside a cell are good conductors separated by the cell wall, which is a dielectric. Thus the cell...
QUESTION: Using the volumes and concentrations given in Table 13-2 of the instructions, calculate the diluted...
QUESTION: Using the volumes and concentrations given in Table 13-2 of the instructions, calculate the diluted concentration of the hydroxide ion at time zero, [OHlo, for each of the 3 solutions. You must take into account the total volume after all solutions have been added together. Show your work here and record the values on your Report Sheet in Table 13-4 as well. (Hint: CV C2V2 may be applied here). [1.0 point] 1. Solution Calculated [OH] Table 13-2: Preparation of...
Calculate the theoretical cell potential for each of the following cells. Is the cell, as written, galvanic or electrolytic? a. Pb | PbSO_4 (sat'd), SO_4^2- (0.200 M) || Sn^2+ (0.150 M), Sn^4+ (0.250 M)|Pt b. Pt |Fe^3+ (0.0100M), Fe^2+ (0.00100M) || Ag^+ (0.200M), CuI (sat'd) |Cu d. Pt | UO_2^2+ (0.0100 M), U^4+ (0.0100 M), H^+ (1.00 times 10^-6 M) || AgClO (sat'd), KCI (1.00 times 10^-4 M) |Ag
1. Using the volumes and concentrations given in Table 13-2 of the instructions, calculate the diluted concentration of the hydroxide ion at time zero, (OH), for each of the 3 solutions. You must take into account the total volume after all solutions have been added together. Show your work here and record the values on your Report Sheet in Table 13-4 as well. (Hint: CV = CV, may be applied here). (1.0 point] Solution Calculated [OH'] Table 13-2: Preparation of...
2. Calculate the standard cell potential for each of the following redox reactions, and then predict whether each will occur spontaneously as written. a. Sr(s) + Fe2+(aq) → Sr2+ (aq) + Fe(s) b. 2Cr(s) + 3Cd2+ (aq) → 2Cr3+ (aq) + 3Cd(s) 3. Calculate the standard cell potential, Eºcell, for each of the voltaic cells in Part II of the experiment. a. Zn(s) | Zn2+ (aq, 1.0 M) || Cu2+ (aq, 1.0 M) Cu(s) b. Zn(s) | Zn2+(aq, 1.0 M)...
*Electrochemistry
Plase check my answers! Are these right??
Help me!
The following two reactions have ξ values given below 4°-2.07 V If the potential for the reaction pt2t following half reactions. 2e Pt is assigned a value of zero, calculate the cell potentials for the a. Ag+e-Ag -0.40V 0,4 ov 0+0.40 # b. F2cF 5.oV 4. Consider the galvanic cell at 25°C Zn Zn2 I Cu2+ Cu Calculate the ratio of IZn2+1 to [Cu2+1 when the cell potential has dropped...
Could someone help me? I
slipped in a previous example for reference
Consider the following cell reaction: Fe(s) + 2 H+(?M —Fe2+(1.00 M)+H gX1.00 atm) If the cell potential at 298 K is 0.307 volts, what is the pH of the hydrogen electrode? pH= Consider the following cell reaction: Ni(s) + 2 H (?M) —+NI+(1.00 M)+H(E)1.00 atm) If the cell potential at 298 K is 0.104 volts, what is the pH of the hydrogen electrode? pH - 1.75 x Incorrect...
3. Calculate the cell potential for the voltaic cell based on the following half reactions at T = 25°C: Cr3+(aq) + 3e Cr(s) E° = -0.74 V TiO2(aq) + 2H(aq) + 1e → Ti+(aq) + H2O(1) E° = + 0.10 V Where, [Cr3+] = 1.0 x 104 M, [TiO2+] = 1.0 x 10-1M, [H+] = 1.0 M, [Ti$+] = 5.0 x 10-2 M.
(a) Find the capacitance of the cell membrane.
(b) Suppose the potential difference across the cell wall is
92 mV. Find the magnitude of the charge stored on either side of
the cell wall.
hboard> My courses > Spring Semester 2019 SP2019-PHYS-142-001 Topic 3 HW CH18.2 Capacitance due 1/22 Question 3 Partially correct 0.33 points out of 1.00 The fuids Inside and outside a cell are good conductors separated by the cell wall, which is a dielectric. Thus the cell...
QUESTION: Using the volumes and concentrations given in Table 13-2 of the instructions, calculate the diluted concentration of the hydroxide ion at time zero, [OHlo, for each of the 3 solutions. You must take into account the total volume after all solutions have been added together. Show your work here and record the values on your Report Sheet in Table 13-4 as well. (Hint: CV C2V2 may be applied here). [1.0 point] 1. Solution Calculated [OH] Table 13-2: Preparation of...
Most questions answered within 3 hours.
-
Derive the long wavelength limit of the Planck energy density
distribution
asked 24 minutes ago -
Phosphorous + bromine = phosphorous tribromide. If 35.0 g of
bromine are reacted and 27.9 grams...
asked 34 minutes ago -
Calculate the pH of each of the following solutions.
0.50 M HBr
3.1×10−4 M KOH
4.2×10−5...
asked 4 hours ago -
For the year ended December 31, Depot Max’s cost of merchandise
sold was $85,600. Inventory at the...
asked 4 hours ago -
Week 10 - Professional Memo Assignment
Professional Memo Assignment
Your mission for this week, should you...
asked 4 hours ago -
Write a Python program that stores the data for each
player on the team, and it...
asked 4 hours ago -
In
the last 3 months, mike never knows when he is going to get his
allowance...
asked 4 hours ago -
Is Ca(OH)2 a Bronsted base, Lewis base, or both? Why?
asked 4 hours ago -
1A- Why don’t voters complain about U.S. tariffs on imported
sugar?
Because sugar is only a...
asked 4 hours ago -
Cash Payback Period
Primera Banco is evaluating two capital investment proposals for
a drive-up ATM kiosk,...
asked 4 hours ago -
Create a button in Swift (Xcode) that will create a charge,
create a charge using Stripe's...
asked 4 hours ago -
The reaction rate of CO and NO2 in the reaction
CO(g) + NO2(g) → CO2(g) +...
asked 4 hours ago