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Chem 162 Final Exam
Q<1, right, Ecell>E∘cell - CORRECT ANSWER-When a redox reaction within a
voltaic cell occurs under conditions in which _______, the greater concentration
of reactants relative to products drives the reaction to the_______, resulting in
______.
Q>1, left, Ecell<E∘cell - CORRECT ANSWER-When a redox reaction within an
electrochemical cell occurs under conditions in which_____, the greater
concentration of products relative to reactants drives the reaction to the _____,
resulting in _____.
Q=K either direction, Ecell=0 - CORRECT ANSWER-When a redox reaction
reaches equilibrium______ The redox reaction has no tendency to occur in either
direction and_____.
reactants, equilibrium, zero. - CORRECT ANSWER-When a redox reaction
reaches equilibrium, Q=K. The redox reaction has no tendency to occur in either
direction and Ecell=0.
This last point explains why batteries do not last forever—as the______ are
depleted, the reaction proceeds toward_______and the potential tends
toward_____
zinc case, anode - CORRECT ANSWER-the most inexpensive dry cell battery is
composed of a ________ that acts as the____
common dry cell battery - CORRECT ANSWER-Dry cell batteries
in a ____, the zinc case acts as the anode, and a graphite rod immersed in a
moist, slightly acidic paste of MNo2 and NH4Cl acts as the cathode
graphite cathode, MnO2, base - CORRECT ANSWER-Dry cell batteries
the longer lived alkaline batteries employ a ______ immersed in a paste of ____
and a ____
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Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
, Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
anode, cathode - CORRECT ANSWER-Dry cell batteries
in a common dry cell battery, the zinc case acts as the____, and a graphite rod
immersed in a moist, slightly acidic paste of MNo2 and NH4Cl acts as the
______
zinc case - CORRECT ANSWER-Dry cell batteries
in a common dry cell battery, the ________acts as the anode, and a graphite rod
immersed in a moist, slightly acidic paste of MNo2 and NH4Cl acts as the
cathode
graphite rod, acidic, MNo2 and NH4Cl - CORRECT ANSWER-Dry cell batteries
in a common dry cell battery, the zinc case acts as the anode, and
a_______immersed in a moist, slightly ______ paste of _______ acts as the
cathode
longer lived alkaline batteries - CORRECT ANSWER-Dry cell batteries
the________ employ a graphite cathode immersed in a paste of MnO2 and a
base.
1.5 V, series, higher voltages - CORRECT ANSWER-Dry cell batteries
These two half-reactions produce a voltage of about_____ Two or more of these
batteries can be connected in _____ (cathode-to-anode connection) to produce
_____
alkaline batteries: - CORRECT ANSWER-_______ dry cell battery that employs
half reactions that differ in a slightly basic medium
slightly basic medium - CORRECT ANSWER-alkaline batteries: dry cell battery
that employs half reactions that differ in a ____
lead acid storage batteries - CORRECT ANSWER-batteries in most automobiles
are ____
Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
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Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
Chem 162 Final Exam
Q<1, right, Ecell>E∘cell - CORRECT ANSWER-When a redox reaction within a
voltaic cell occurs under conditions in which _______, the greater concentration
of reactants relative to products drives the reaction to the_______, resulting in
______.
Q>1, left, Ecell<E∘cell - CORRECT ANSWER-When a redox reaction within an
electrochemical cell occurs under conditions in which_____, the greater
concentration of products relative to reactants drives the reaction to the _____,
resulting in _____.
Q=K either direction, Ecell=0 - CORRECT ANSWER-When a redox reaction
reaches equilibrium______ The redox reaction has no tendency to occur in either
direction and_____.
reactants, equilibrium, zero. - CORRECT ANSWER-When a redox reaction
reaches equilibrium, Q=K. The redox reaction has no tendency to occur in either
direction and Ecell=0.
This last point explains why batteries do not last forever—as the______ are
depleted, the reaction proceeds toward_______and the potential tends
toward_____
zinc case, anode - CORRECT ANSWER-the most inexpensive dry cell battery is
composed of a ________ that acts as the____
common dry cell battery - CORRECT ANSWER-Dry cell batteries
in a ____, the zinc case acts as the anode, and a graphite rod immersed in a
moist, slightly acidic paste of MNo2 and NH4Cl acts as the cathode
graphite cathode, MnO2, base - CORRECT ANSWER-Dry cell batteries
the longer lived alkaline batteries employ a ______ immersed in a paste of ____
and a ____
Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
, Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
anode, cathode - CORRECT ANSWER-Dry cell batteries
in a common dry cell battery, the zinc case acts as the____, and a graphite rod
immersed in a moist, slightly acidic paste of MNo2 and NH4Cl acts as the
______
zinc case - CORRECT ANSWER-Dry cell batteries
in a common dry cell battery, the ________acts as the anode, and a graphite rod
immersed in a moist, slightly acidic paste of MNo2 and NH4Cl acts as the
cathode
graphite rod, acidic, MNo2 and NH4Cl - CORRECT ANSWER-Dry cell batteries
in a common dry cell battery, the zinc case acts as the anode, and
a_______immersed in a moist, slightly ______ paste of _______ acts as the
cathode
longer lived alkaline batteries - CORRECT ANSWER-Dry cell batteries
the________ employ a graphite cathode immersed in a paste of MnO2 and a
base.
1.5 V, series, higher voltages - CORRECT ANSWER-Dry cell batteries
These two half-reactions produce a voltage of about_____ Two or more of these
batteries can be connected in _____ (cathode-to-anode connection) to produce
_____
alkaline batteries: - CORRECT ANSWER-_______ dry cell battery that employs
half reactions that differ in a slightly basic medium
slightly basic medium - CORRECT ANSWER-alkaline batteries: dry cell battery
that employs half reactions that differ in a ____
lead acid storage batteries - CORRECT ANSWER-batteries in most automobiles
are ____
Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
Chem 162 Final Exam (3).pdf~~~)@(&(*&#)))))))))))))))))))))))))))))))))#&*(*&(#*^@!!!!!#~@~##
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