Question
In: Chemistry
A voltaic cell consists of Cu²⁺/Cu and Cd²⁺/Cd half-cells. Each compartment has a volume of 0.500...
A voltaic cell consists of Cu²⁺/Cu and Cd²⁺/Cd half-cells. Each compartment has a volume of 0.500 L with the following initial concentrations: [Cu²⁺] = 1.250 M; [Cd²⁺] = 0.250 M at 25°C. What is the [Cu²⁺] when the voltage has dropped to 0.719 V? (E⁰ for Cu²⁺/Cu = 0.340 V and E⁰ for Cd²⁺/Cd = -0.400 V.)
Solutions
queen_honey_blossom answered 9 months agoRelated Solutions
A voltaic cell consists of a Pb/Pb2+ half cell and a Cu/Cu2+ half cell at 25C....
A voltaic cell consists of a Pb/Pb2+ half cell and a
Cu/Cu2+ half cell at 25C. The initial
concentrations of Pb2+ and Cu2+ are 0.0520 M
and 0.150 M respectively.
Part A: What is the initial cell potential
*Write answer using two significant figures
Part B: What is the cell potential when the concentration of
Cu2+ has fallen to 0.210 M
*Write answer using three significant figures
Part C: What is the concentration of Pb2+ when the
cell potential falls...
A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+ half-cell at 25 ∘C. The...
A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+
half-cell at 25 ∘C. The initial concentrations of Pb2+ and Cu2+ are
5.30×10−2 M and 1.60 M , respectively.
Part A
What is the initial cell potential? Express your answer using
two significant figures.
Ecell= ? V
Part B
What is the cell potential when the concentration of Cu2+ has
fallen to 0.230 M ?
Express your answer using two significant figures.
Part B
What is the cell potential...
A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+ half-cell at 25 ∘C. The...
A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+
half-cell at 25 ∘C. The initial concentrations of Pb2+ and Cu2+ are
5.00×10−2 M and 1.70 M, respectively. What is the cell potential
when the concentration of Cu2+ has fallen to 0.250 M ? What are the
concentrations of Pb2+ and Cu2+ when the cell potential falls to
0.37 V?
A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+ half-cell at 25 ∘C. The...
A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+
half-cell at 25 ∘C. The initial concentrations of Pb2+ and Cu2+ are
0.0500 M and 1.50 M , respectively.
Standard Reduction Half-Cell Potentials at 25 ∘C Half-Reaction
E∘(V)
Cu+(aq)+e−→Cu(s) 0.52
Cu2+(aq)+2e−→Cu(s) 0.34
Cu2+(aq)+e−→Cu+(aq) 0.16
Pb2+(aq)+2e−→Pb(s) −0.13
1. What is the initial cell potential? Express your answer using
two decimal places.
2. What is the cell potential when the concentration of Cu2+
falls to 0.200 M ? Express your answer...
A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+ half-cell at 25 ∘C. The...
A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+
half-cell at 25 ∘C. The initial concentrations of Pb2+ and Cu2+ are
5.00×10−2 M and 1.50 M , respectively
What is the initial cell potential?
0.51V
What is the cell potential when the concentration of Cu2+ has
fallen to 0.200 M ?
0.45V
Part C What are the concentrations of Pb2+ and Cu2+ when the
cell potential falls to 0.360 V ?
I need help with Part C
A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+ half-cell at 25 ∘C. The...
A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+
half-cell at 25 ∘C. The initial concentrations of Pb2+ and Cu2+ are
5.20×10−2M and 1.50 M,
respectively.
A) What is the cell potential when the concentration of Cu2+ has
fallen to 0.250 M ?
B) What are the concentrations of Pb2+ and Cu2+ when the cell
potential falls to 0.36 V?
A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+ half-cell at 25 ?C. The...
A voltaic cell consists of a Pb/Pb2+ half-cell and a Cu/Cu2+
half-cell at 25 ?C. The initial concentrations of Pb2+ and Cu2+ are
5.30
A voltaic cell consists of an Al/Al3+ half-cell and a Cd/Cd2+ half-cell. Calculate Ecell when [Cd2+]...
A voltaic cell consists of an Al/Al3+ half-cell and a Cd/Cd2+
half-cell. Calculate Ecell when [Cd2+] = 0.00303 M and [Al3+] =
0.47 M. You should use the reduction potentials for Al3+ is -1.66 V
and for Cd2+ is -0.40 V.
A voltaic cell consists of two Ag/Ag+half-cells, A and B. The electrolyte in A is 0.10...
A voltaic cell consists of two Ag/Ag+half-cells, A and B. The
electrolyte in A is 0.10 M AgNO3. Theelectrolyte in B is 0.90 M
AgNO3. Which half-cell houses the cathode? What is the voltage of
the cell?
A voltaic cell has one half-cell with a Cu bar in a 1.00 M Cu2+ salt...
A voltaic cell has one half-cell with a Cu bar in a 1.00 M Cu2+
salt and the other half-cell with a Cd bar in the same volume of a
1.00 M Cd2+ salt.
(a) Find E o cell , ΔG o , and K. Report your answers to the
correct number of significant figures.
E o cell = V
ΔG o = × 10 J
K = × 10
(b) As the cell operates, [Cd2+] increases; find E cell...
ADVERTISEMENT
ADVERTISEMENT
Latest Questions
- We are evaluating a project that costs $1.68 million, has a six-year life, and has no...
- In C++ Having call-by-reference allows one to use storeback parameters, i.e., parameters whose values are transmitted...
- You must evaluate a proposal to buy a new milling machine. The base price is $175,000,...
- “Triangle Guessing” game in Python The program accepts the lengths of three (3) sides of a...
- THIS PROGRAM HAS TO BE WRITTEN IN C Single function to perform the parity computation on...
- Consider a buffer system consisting of Benzoic acid (pKa = 4.20) and sodium benzoate, a) Would...
- Decision Variables S T Minimize 1.8S + 2.20T Subject to: Potassium 5S + 8T >= 200...
ADVERTISEMENT