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Questions and Answers
What is the relationship between the moles of electrons and the product of current and time according to Faraday's Law?
What is the relationship between the moles of electrons and the product of current and time according to Faraday's Law?
- Inversely proportional
- Directly proportional (correct)
- No relationship
- Exponential relationship
In an electrolytic cell, where does reduction occur?
In an electrolytic cell, where does reduction occur?
- Salt bridge
- Anode
- Electrolyte
- Cathode (correct)
What is the value of Faraday's constant, F, in coulombs per mole of electrons?
What is the value of Faraday's constant, F, in coulombs per mole of electrons?
- 50000 C/mol e-
- 100000 C/mol e-
- 18000 C/mol e-
- 96485 C/mol e- (correct)
How many moles of electrons are required to reduce 1 mole of calcium cations?
How many moles of electrons are required to reduce 1 mole of calcium cations?
In an electrochemical cell, which electrode does oxidation occur?
In an electrochemical cell, which electrode does oxidation occur?
Which statement about electrodes in electrochemistry is true?
Which statement about electrodes in electrochemistry is true?
Which process occurs at the anode in an electrolytic cell?
Which process occurs at the anode in an electrolytic cell?
According to Faraday's Law, the moles of electrons passed through a cell is calculated by which formula?
According to Faraday's Law, the moles of electrons passed through a cell is calculated by which formula?
What is the purpose of using stoichiometry in electrochemical processes?
What is the purpose of using stoichiometry in electrochemical processes?
If a constant current of 3 A flows through a cell for 2 hours, what can be determined using Faraday's Law?
If a constant current of 3 A flows through a cell for 2 hours, what can be determined using Faraday's Law?
In the given voltaic cell, what is the oxidation half-reaction at the anode?
In the given voltaic cell, what is the oxidation half-reaction at the anode?
What is the cell potential of the voltaic cell at 25°C?
What is the cell potential of the voltaic cell at 25°C?
How many moles of electrons are transferred in the given voltaic cell?
How many moles of electrons are transferred in the given voltaic cell?
What does the reaction quotient (Q) represent in electrochemical cells?
What does the reaction quotient (Q) represent in electrochemical cells?
How does Faraday's Law relate to the process of electrolysis?
How does Faraday's Law relate to the process of electrolysis?
Which electrode in a galvanic cell is responsible for the reduction of metal ions?
Which electrode in a galvanic cell is responsible for the reduction of metal ions?
In which electrode are electrons used up in an electrolytic cell?
In which electrode are electrons used up in an electrolytic cell?
What is the function of the salt bridge in a voltaic cell?
What is the function of the salt bridge in a voltaic cell?
When aluminum metal is oxidized to aluminum cation, which electrode is affected?
When aluminum metal is oxidized to aluminum cation, which electrode is affected?
Which electrode gains mass by reducing copper(II) to copper metal in a galvanic cell?
Which electrode gains mass by reducing copper(II) to copper metal in a galvanic cell?
What effect does increasing the tin (II) ion concentration in the anode compartment have on the cell potential?
What effect does increasing the tin (II) ion concentration in the anode compartment have on the cell potential?
If more hydrogen gas is added to the cathode compartment, what impact does this have on the cell potential?
If more hydrogen gas is added to the cathode compartment, what impact does this have on the cell potential?
What is the significance of adding more tin metal to the half-cell in terms of cell potential?
What is the significance of adding more tin metal to the half-cell in terms of cell potential?
How does increasing the tin (II) ion concentration compare to increasing the pressure of hydrogen gas in terms of their impact on cell potential?
How does increasing the tin (II) ion concentration compare to increasing the pressure of hydrogen gas in terms of their impact on cell potential?
Which action among increasing tin (II) ion concentration, adding more hydrogen gas, and increasing tin metal will NOT change the measured cell potential?
Which action among increasing tin (II) ion concentration, adding more hydrogen gas, and increasing tin metal will NOT change the measured cell potential?
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