Homework Answers
Request Answer!
We need at least 10 more requests to produce the answer.
0 / 10 have requested this problem solution
The more requests, the faster the answer.
Add Answer to:
A galvanic cell Zn | Zn?* || Ni? Ni runs spontaneously. If a current is imposed...
A galvanic cell ZnZn? || Ni? Ni runs spontaneously. If a current is imposed to turn...
A galvanic cell ZnZn? || Ni? Ni runs spontaneously. If a current is imposed to turn this into an electrolytic cell, which of the following will occur? A) Zn(s) still gets oxidized at the same rate B) Zn(s) gets oxidized at a faster rate C) Ni2gets oxidized D) Ni2+ gets reduced E) Zn2+ gets reduced
need answers for all questions Question 35 (3 points) (35) For galvanic cell: (-) Cr/ Cr3+...
need answers for all questions
Question 35 (3 points) (35) For galvanic cell: (-) Cr/ Cr3+ (aq) // Cu2+ (aq) / Cu (+), the correct half reactions are 0 (a) Cr3+ (a) Cr3+ + 3e → Crat (-) electrode; Cu+ 2e → Cu2+ at (+) electrode (b) Cr - 3e → Cr3+ at (-) electrode; Cu2+ + 2e → 2 Cu at (+) electrode Occ) cr (c) Cr + 3e → Cr3+ at (-) electrode; Cu2+ - 2e → Cu...
answer plz Question 32 (3 points) (32) For a galvanic cell notation: (-) Zn /Zn2+ (aq)...
answer plz
Question 32 (3 points) (32) For a galvanic cell notation: (-) Zn /Zn2+ (aq) // Cu2+ (aq) / Cu (+), which of the following is fully correct? (a) Zn2+ is oxidized to Zn, and Cu2+ (aq) is reduced to Cu. (b) Zn is oxidized to Zn2+, and Cu2+ (aq) is reduced to Cu. 0 (c) Zn2+ is reduced to Zn, and Cu2+ (aq) is oxidized to Cu. (d) Zn is reduced to Zn2+, and Cu (aq) is reduced...
1) A standard galvanic cell is constructed with Ni2+ | Ni and I2 | I- half...
1) A standard galvanic cell is constructed with Ni2+ | Ni and I2 | I- half cell compartments connected by a salt bridge. Which of the following statements are correct? Hint: Refer to a table of standard reduction potentials. (Choose all that apply.) A. Ni is oxidized at the anode. B. In the external circuit, electrons flow from the Ni2+|Ni compartment to the I2|I-compartment. C. As the cell runs, anions will migrate from the Ni2+|Ni compartment to the I2|I-compartment. D....
A standard galvanic cell is constructed with Br2 Br and Zn2+ Zn half cell compartments connected...
A standard galvanic cell is constructed with Br2 Br and Zn2+ Zn half cell compartments connected by a salt bridge. Which of the following statements are correct? Hint: Refer to a table of standard reduction potentials. (Choose all that apply.) The anode compartment is the Zn²+Zn compartment. As the cell runs, anions will migrate from the Br2 Br compartment to the Zn²+Zn compartment. Brą is reduced at the cathode. In the external circuit, electrons flow from the Br2|Br compartment to...
A voltaic cell consists of a Zn/Zn2+ half-cell and a Ni/Ni2+ half-cell at 25 ∘C. The...
A voltaic cell consists of a Zn/Zn2+ half-cell and a Ni/Ni2+ half-cell at 25 ∘C. The initial concentrations of Ni2+ and Zn2+ are 1.80 molL−1 and 0.130 molL−1, respectively. Zn2+(aq)+2e−→Zn(s)E∘=−0.76V Ni2+(aq)+2e−→Ni(s)E∘=−0.23V A) What is the cell potential when the concentration of Ni2+ has fallen to 0.600 molL−1? B) What are the concentrations of Ni2+ and Zn2+ when the cell potential falls to 0.45 V?
A voltaic cell consists of a Zn/Zn2+ half-cell and a Ni/Ni2+ half-cell at 25 ∘C. The...
A voltaic cell consists of a Zn/Zn2+ half-cell and a Ni/Ni2+ half-cell at 25 ∘C. The initial concentrations of Ni2+ and Zn2+ are 1.60molL−1 and 0.130 molL−1, respectively. Zn2+(aq)+2e−→Zn(s)E∘=−0.76V Ni2+(aq)+2e−→Ni(s)E∘=−0.23V Part A What is the initial cell potential? Part B What is the cell potential when the concentration of Ni2+ has fallen to 0.600 molL−1? Part C What are the concentrations of Ni2+ and Zn2+ when the cell potential falls to 0.45 V?
Write the cell notation for an electrochemical cell consisting of an anode where Zn (s) is...
Write the cell notation for an electrochemical cell consisting of an anode where Zn (s) is oxidized to Zn2+(aq) and a cathode where Ni2+(aq) is reduced to Ni (s) . Assume all aqueous solutions have a concentration of 1 mol/L.
Half-cell Potentials: Half Reaction: E value +0.80 V Agt + e → Ag Fe3+ + €...
Half-cell Potentials: Half Reaction: E value +0.80 V Agt + e → Ag Fe3+ + € → Fe2+ +0.77 v +0.34 V -0.13 V Cu2+ +2e → Cu Pb2+ + 2e - → Ib Ni2+ + 2e → Ni Cd2+ +2e → Cd -0.25 V -0.40 V Fe2+ + 2e → Fe -0.44 V Zn2+ + 2e → Zn -0.76 V Al3+ +3e → AI - 1.66 V Consider an electrochemical cell constructed from the following half cells, linked by...
A voltaic cell consists of a Zn/Zn2+ anode and a Ni/Ni2+ cathode at 25 ∘C. The...
A voltaic cell consists of a
Zn/Zn2+ anode and a Ni/Ni2+ cathode at 25
∘C. The initial concentrations of Ni2+ and
Zn2+ are 1.700 M and 0.120 M , respectively. The volume
of half-cells is the same.
Question 2 1 pts A voltaic cell consists of a Zn/Zn2+ anode and a Ni/Ni2+ cathode at 25°C. The initial concentrations of Ni2+ and Zn2+ are 1.700 M and 0.120 M, respectively. The volume of half-cells is the same. What is the concentration...
A galvanic cell ZnZn? || Ni? Ni runs spontaneously. If a current is imposed to turn this into an electrolytic cell, which of the following will occur? A) Zn(s) still gets oxidized at the same rate B) Zn(s) gets oxidized at a faster rate C) Ni2gets oxidized D) Ni2+ gets reduced E) Zn2+ gets reduced
need answers for all questions
Question 35 (3 points) (35) For galvanic cell: (-) Cr/ Cr3+ (aq) // Cu2+ (aq) / Cu (+), the correct half reactions are 0 (a) Cr3+ (a) Cr3+ + 3e → Crat (-) electrode; Cu+ 2e → Cu2+ at (+) electrode (b) Cr - 3e → Cr3+ at (-) electrode; Cu2+ + 2e → 2 Cu at (+) electrode Occ) cr (c) Cr + 3e → Cr3+ at (-) electrode; Cu2+ - 2e → Cu...
answer plz
Question 32 (3 points) (32) For a galvanic cell notation: (-) Zn /Zn2+ (aq) // Cu2+ (aq) / Cu (+), which of the following is fully correct? (a) Zn2+ is oxidized to Zn, and Cu2+ (aq) is reduced to Cu. (b) Zn is oxidized to Zn2+, and Cu2+ (aq) is reduced to Cu. 0 (c) Zn2+ is reduced to Zn, and Cu2+ (aq) is oxidized to Cu. (d) Zn is reduced to Zn2+, and Cu (aq) is reduced...
A standard galvanic cell is constructed with Br2 Br and Zn2+ Zn half cell compartments connected by a salt bridge. Which of the following statements are correct? Hint: Refer to a table of standard reduction potentials. (Choose all that apply.) The anode compartment is the Zn²+Zn compartment. As the cell runs, anions will migrate from the Br2 Br compartment to the Zn²+Zn compartment. Brą is reduced at the cathode. In the external circuit, electrons flow from the Br2|Br compartment to...
Half-cell Potentials: Half Reaction: E value +0.80 V Agt + e → Ag Fe3+ + € → Fe2+ +0.77 v +0.34 V -0.13 V Cu2+ +2e → Cu Pb2+ + 2e - → Ib Ni2+ + 2e → Ni Cd2+ +2e → Cd -0.25 V -0.40 V Fe2+ + 2e → Fe -0.44 V Zn2+ + 2e → Zn -0.76 V Al3+ +3e → AI - 1.66 V Consider an electrochemical cell constructed from the following half cells, linked by...
A voltaic cell consists of a
Zn/Zn2+ anode and a Ni/Ni2+ cathode at 25
∘C. The initial concentrations of Ni2+ and
Zn2+ are 1.700 M and 0.120 M , respectively. The volume
of half-cells is the same.
Question 2 1 pts A voltaic cell consists of a Zn/Zn2+ anode and a Ni/Ni2+ cathode at 25°C. The initial concentrations of Ni2+ and Zn2+ are 1.700 M and 0.120 M, respectively. The volume of half-cells is the same. What is the concentration...
Most questions answered within 3 hours.
-
Can you figure out if any R functions used to subset a time
series 1 or...
asked 12 minutes ago -
Which of the following is correct?
A. APC + MPS = 1
B. APS + MPS...
asked 23 minutes ago -
Given a regression sum of squares equal to 2373.59 and a total
sum of squares equal...
asked 2 hours ago -
Compare and contrast the linear motion and angular motion
equations F ma and . That is,...
asked 1 hour ago -
Now that this course has taken you on a journey of introduction
to the world of...
asked 1 hour ago -
The sandwich maker of the EE-Cole-Eye Sandwich Truck was just
fired (for a reason described below)...
asked 4 hours ago -
Name the following coordination compounds using systematic
nomenclature.
1. [Co(H2O)6]Cl2:
2. [Cr(NH3)6](NO3)3:
3. K4[Fe(CN)6]:
4. Na[Au(CN)4]:...
asked 3 hours ago -
Propose an efficient synthesis of 2-Bromo-5-nitrotoluene from
benzene. Hint: 3 steps. Consider directing effects of substituents....
asked 5 hours ago -
This assignment will explore the impact of corporate decisions
on a local versus a global perspective....
asked 4 hours ago -
Given the function below, F(w,x,y,z)= x’z+w’z’+w’y
a) draw a logic diagram for an implementation which uses...
asked 4 hours ago -
Most political philosophers believe we have a duty to obey laws,
even if the laws in...
asked 5 hours ago -
Which of the following are common negotiation outcome
mistakes?
a. Leave money on the table b....
asked 5 hours ago