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A: As, EZn2+|Zn = - 0.76 V EAl3+|Al = -1.66 V
Q: Choose all that apply.) In the external circuit, electrons flow from the other compartment to the…
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Q: A concentration cell similar to the one shown is composed of two Mg electrodes and solutions of…
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Q: A concentration cell similar to the one shown is composed of two Mg electrodes and solutions of…
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Q: Consider the galvanic cell consisting of the Pb^2+/ Pb (E= -0.13V) and the Cl2/Cl^-(E= +1.36V) redox…
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Q: Salt bridge A concentration cell similar to the one shown is composed of two Cd electrodes and…
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Q: Salt bridge A concentration cell similar to the one shown is composed of two Mn electrodes and…
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Q: Consider the galvanic cell consisting of the Pb^2+/ Pb (E= -0.13V) and the Cl2/Cl^-(E= +1.36V) redox…
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Q: A standard galvanic cell is constructed in which a Ni2+ | Ni half cell acts as the cathode. Which of…
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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.Use the References to access important values if needed for this question. A standard galvanic cell is constructed in which a Ni2+ | 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.) The cathode reaction is Ni²+ + 2e¯ -> Ni In the external circuit, electrons flow from the other compartment to the Ni2+ | Ni compartment. The cathode reaction is Ni -> Ni²+ + 2e- O Ni²+ is reduced at the cathode. The anode compartment could be Fe³+ | Fe²+.0 A certain half-reaction has a standard reduction potential E 'red must provide at least 0.70 V of electrical power. The cell will operate under standard conditions. Note for advanced students: assume the engineer requires this half-reaction to happen at the anode of the cell. Is there a minimum standard reduction potential that the half-reaction used at the cathode of this cell can have? If so, check the "yes" box and calculate the minimum. Round your answer to 2 decimal places. If there is no lower limit, check the "no" box. Is there a maximum standard reduction potential that the half-reaction used at the cathode of this cell can have? If so, check the "yes" box and calculate the maximum. Round your answer to 2 decimal places. If there is no upper limit, check the "no" box. By using the information in the ALEKS Data tab, write a balanced equation describing a half reaction that could be used at the cathode of this cell. Note: write the half reaction as it would actually occur at…
- Galvanic and Electrolytic Cell Sketch a galvanic cell (immersed in 1M solution) with the cell notation AlAI//a Cas) a the anode and cathode b using arrow, indicate the flow of electrons C the reaction in the anode and cathode d. overall reaction e the voltage of the cell, is it spontaneousSalt bridge A concentration cell similar to the one shown is composed of two Ni electrodes and solutions of different Ni2+ concentrations. The left compartment contains 0.388 M Ni2+ , and the right compartment contains 1.32 M Ni2+ . Calculate the cell potential for this reaction at 298 K. volts In this nickel concentration cell, the compartment on the left is the and the compartment on the right is theA 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.
- Salt bridge A concentration cell similar to the one shown is composed of two Co electrodes and solutions of different Co²+ concentrations. The left compartment contains 0.819 M Co²+, and the right compartment contains 1.27 M Co²+ Calculate the cell potential for this reaction at 298 K. volts In this cobalt concentration cell, the compartment on the left is the and the compartment on the right is theA 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 Cd2+|Cd compartment to the other compartment. As the cell runs, anions will migrate from the Cd2+|Cd compartment to the other compartment. O Cd is oxidized at the cathode. The anode compartment could be I2|I. UThe cathode reaction is Cd2+ + 2e -> Cd.options are from left to right or from right to left
- The electrodes in the following electrochemical cell are connected to a voltmeter as shown. The half-cell on the right contains a standard silver-silver chloride electrode (a silver wire coated with AgCl(s), as in questions 5 and 6). AgCl (s) + e- → Ag(s) + Cl- (1 M) E° = 0.2223 V The half-cell on the left contains a silver electrode immersed in 100.0 mL of 1.00 x 10-3 M AgNO3(aq). A porous plug through which ions can migrate separates the half-cells. What is the voltmeter reading after 10.00 mL of 0.0100 M K2CrO4 has been added to the half-cell on the left and the mixture has been thoroughly stirred? Hint: Ksp of Ag2CrO4 = 1.1 x 10-12A 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.Salt bridge A concentration cell similar to the one shown is composed of two Mn electrodes and solutions of different Mn²+ concentrations. The left compartment contains 1.24 M Mn²+, and the right compartment contains 0.295 M Mn²+ Calculate the cell potential for this reaction at 298 K. K volts In this manganese concentration cell, the compartment on the left is the the right is the and the compartment on