Use the References to access important values if needed for this question.A standard galvanic cell is constructed with H* | H2 and Cd 2+ | Cd half cell compartments connected by a salt bridge. Which of the following statementsare correct?Hint: Refer to a table of standard reduction potentials.(Choose all that apply.)As the cell runs, anions will migrate from the H* | H₂ compartment to the Cd2+ | Cd compartment.Cd2+ is reduced at the cathode.The cathode compartment is the Cd2+ | Cd compartment.The anode compartment is the Cd2+ | Cd compartment.In the external circuit, electrons flow from the H+ | H2 compartment to the Cd 2+ | Cd compartment.Submit AnswerRetry Entire Group8 more group attempts remaining

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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...

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A standard galvanic cell is constructed with I2|I- and Mg2+|Mg 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 Mg2+|Mg compartment. Mg2+ is reduced at the cathode. As the cell runs, anions will migrate from the I2|I- compartment to the Mg2+|Mg compartment. In the external circuit, electrons flow from the I2|I- compartment to the Mg2+|Mg compartment. The anode compartment is the I2|I- compartment.
A standard galvanic cell is constructed with Br2 Br¯ and Zn-*|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.) Br is oxidized at the anode. U The anode compartment is the Br2|Br¯ compartment. As the cell runs, anions will migrate from the Zn²"|Zn compartment to the Br2 Br¯ compartment. In the external circuit, electrons flow from the Zn²"|Zn compartment to the Br Br¯ compartment. 2+ U The cathode compartment is the Br2 Br¯ compartment.
Give the balanced cell equation and determine & for the galvanic cells based on the following half-reactions. (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is not needed, leave it blank.) H₂O2 + 2H+ + 2e → 2H₂O € = 1.78 V Cr₂O7²- + 14H+ + 6e¯ →2 Cr³+ + 7H₂O €° = 1.33 V a. b. € = V € = + 2H+ + 2e → H₂ → Al A1³+ +3e V € = 0.00 V € = -1.66 V
A standard galvanic cell is constructed in which a Ni?* | Ni half cell acts as the cathode. Which of the following statements are correct? Hint: Refer to a table of standard reduction potentials. (Choose all that apply.) O Ni is oxidized at the cathode. Ni2+ is reduced at the cathode. The anode reaction could be Fe -> Fe2+ + 2e The anode compartment could be I2|I". As the cell runs, anions will migrate from the Ni²"|Ni compartment to the other compartment.
A standard galvanic cell is constructed with Sn²+ | Sn and Al³+ | Al 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 cathode compartment is the Sn²+ | Sn compartment. In the external circuit, electrons flow from the Sn²+ | Sn compartment to the Al³+ | Al compartment. As the cell runs, anions will migrate from the Sn²+ | Sn compartment to the A1³+ | Al 2+ compartment. Sn²+ is reduced at the cathode. The anode compartment is the Sn²+ | Sn compartment.
A standard galvanic cell is constructed with Cu2+ | Cu+ and Cl2 | Cl- 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.) -In the external circuit, electrons flow from the Cl2|Cl- compartment to the Cu2+|Cu+ compartment. -The anode compartment is the Cl2|Cl- compartment. -As the cell runs, anions will migrate from the Cl2|Cl- compartment to the Cu2+|Cu+ compartment. -Cu+ is oxidized at the anode. -The cathode compartment is the Cl2|Cl- compartment.
A standard galvanic cell is constructed in which a Cd²+ | Cd half cell acts as the cathode. Which of the following statements are correct? Hint: Refer to a table of standard reduction potentials. (Choose all that apply.) In the external circuit, electrons flow from the other compartment to the Cd2"|Cd compartment. The cathode reaction is Cd -> Cd²+ + 2e¯ Br2|Br could be the other standard half cell. U Cr**|Cr2+ could be the other standard half cell. The cathode reaction is Cd2+ + 2e -> Cd
options are from left to right or from right to left
Refer to the following table: O Hint: Recall E cell A (A) -0.34 V B (B) -0.52 V Half-reaction = Ered + Ni2+ + 2e → Ni Cd2+ + 2e → Cd Cute Cu La³+ + 3e → La Fe³+ + e Fe²+ The standard cell potential for the galvanic cell denoted by the line notation below is 0.86 V. What is the standard reduction potential for the oxidation half-reaction? Tl(s) | Tl* (aq) || Cu* (aq) | Cu(s) (C) +0.34 V Ered° (V) E ox -0.23 -0.40 0.52 -2.37 0.77 (D) +1.38 V
A standard galvanic cell is constructed with Cd2+|Cd and Zn2+|Zn half cell compartments connected by a salt bridge. Which of the following statements are correct?
A standard galvanic cell is constructed with Mg2+ | Mg and Br₂ Br half cell compartments connected by a salt bridge. Which of the following statements Hint: Refer to a table of standard reduction potentials. (Choose all that apply.) O The cathode compartment is the Br₂ | Br compartment. The anode compartment is the Br₂ Br compartment. In the external circuit, electrons flow from the Mg2+ | Mg compartment to the Br₂ | Br compartment. As the cell runs, anions will migrate from the Mg2+ | Mg compartment to the Br₂ | Br compartment. O Mg2+ is reduced at the cathode.
Do not have to answer any questions. JUST WRITE THE OBJECTIVES IN YOUR OWN RODS: Objective: To measure Ecel for several voltaic cells and determine the standard potential for each half cell. To determine Ksp of AgCl and the K of [Cu(NH3)4]*.

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