1) What is measured in Volts? a) how many electrons are passing through a system b) how many electrons per second are passing through a system c) difference in potential (pressure) of electrons passing through a system d) total power (ability to do work) of the electrical current 2) What are standard cell potentials, E cell? a) how many Volts this electrochemical cell should produce b) potential of the cell at standard conditions (298K, all aqueous concentrations are 1M, 1 atm.) c) whether the cell is oxidized or reduced d) how many Watts this electrochemical cell should produce 3) What is oxidation? a) oxidation is gain of electrons, oxidation number becomes more negative b) oxidation is gain of electrons, oxidation number becomes more positive c) oxidation is loss of electrons, oxidation number becomes more negative d) oxidation is loss of electrons, oxidation numbers become more positive

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
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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1) What is measured in Volts?
a) how many electrons are passing through a system
b) how many electrons per second are passing through a system
c) difference in potential (pressure) of electrons passing through a system
d) total power (ability to do work) of the electrical current
2) What are standard cell potentials, E cell?
a) how many Volts this electrochemical cell should produce
b) potential of the cell at standard conditions (298K, all aqueous concentrations are 1M, 1 atm.)
c) whether the cell is oxidized or reduced
d) how many Watts this electrochemical cell should produce
3) What is oxidation?
a) oxidation is gain of electrons, oxidation number becomes more negative
b) oxidation is gain of electrons, oxidation number becomes more positive
c) oxidation is loss of electrons, oxidation number becomes more negative
d) oxidation is loss of electrons, oxidation numbers become more positive
4) What is reduction?
a) reduction is gain of electrons, oxidation number becomes more negative
b) reduction is gain of electrons, oxidation number becomes more positive
c) reduction is loss of electrons, oxidation number becomes more negative
d) reduction is loss of electrons, oxidation numbers become more positive
5) Electrons have to be lost before they can be gained. Electrical current flows from
a) reduction (cathode) to oxidation (anode)
b) reduction (anode) to oxidation (cathode)
c) oxidation (anode) to reduction (cathode)
d) oxidation (cathode) to reduction (anode)
D, Focus
OE
Transcribed Image Text:nerbsl@yahoo.com View Help O Find S Replace AaBbCcDc AaBbCcDc AaBbCc AaBbCcD I Normal 1 No Spac. Heading 1 Heading 2 Dictate Ser A Select v Styles Editing Voice Sen 1) What is measured in Volts? a) how many electrons are passing through a system b) how many electrons per second are passing through a system c) difference in potential (pressure) of electrons passing through a system d) total power (ability to do work) of the electrical current 2) What are standard cell potentials, E cell? a) how many Volts this electrochemical cell should produce b) potential of the cell at standard conditions (298K, all aqueous concentrations are 1M, 1 atm.) c) whether the cell is oxidized or reduced d) how many Watts this electrochemical cell should produce 3) What is oxidation? a) oxidation is gain of electrons, oxidation number becomes more negative b) oxidation is gain of electrons, oxidation number becomes more positive c) oxidation is loss of electrons, oxidation number becomes more negative d) oxidation is loss of electrons, oxidation numbers become more positive 4) What is reduction? a) reduction is gain of electrons, oxidation number becomes more negative b) reduction is gain of electrons, oxidation number becomes more positive c) reduction is loss of electrons, oxidation number becomes more negative d) reduction is loss of electrons, oxidation numbers become more positive 5) Electrons have to be lost before they can be gained. Electrical current flows from a) reduction (cathode) to oxidation (anode) b) reduction (anode) to oxidation (cathode) c) oxidation (anode) to reduction (cathode) d) oxidation (cathode) to reduction (anode) D, Focus OE
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