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Consider the equation, 2 H2O + electricity --> 2 H2 + O2
spontaneous oxidation-reduction reaction
The cathode, which is negatively charged
increases
An electric current produces a chemical reaction.
a chloride ion
to permit the migration of ions
an electrolytic cell, because it absorbs energy
Li+ + e- --> Li(l)
When electroplating with silver, the mass of the negative electrode
spontaneous oxidation-reduction reaction
The cathode, which is negatively charged
increases
An electric current produces a chemical reaction.
a chloride ion
to permit the migration of ions
an electrolytic cell, because it absorbs energy
Li+ + e- --> Li(l)
In an electrolytic cell, to which electrode will a positive ion migrate and undergo reduction?
spontaneous oxidation-reduction reaction
The cathode, which is negatively charged
increases
An electric current produces a chemical reaction.
a chloride ion
to permit the migration of ions
an electrolytic cell, because it absorbs energy
Li+ + e- --> Li(l)
In an electrolytic cell, which ion would migrate through the solution to the positive electrode?
spontaneous oxidation-reduction reaction
The cathode, which is negatively charged
increases
An electric current produces a chemical reaction.
a chloride ion
to permit the migration of ions
an electrolytic cell, because it absorbs energy
Li+ + e- --> Li(l)
The type of reaction in a voltaic cell is best described as
spontaneous oxidation-reduction reaction
The cathode, which is negatively charged
increases
An electric current produces a chemical reaction.
a chloride ion
to permit the migration of ions
an electrolytic cell, because it absorbs energy
Li+ + e- --> Li(l)
Which of the following occurs in an electrolytic cell?
spontaneous oxidation-reduction reaction
The cathode, which is negatively charged
increases
An electric current produces a chemical reaction.
a chloride ion
to permit the migration of ions
an electrolytic cell, because it absorbs energy
Li+ + e- --> Li(l)
An electrochemical cell is made up of two half-cells connected by a salt bridge and an external conductor. What is the function of the salt bridge?
spontaneous oxidation-reduction reaction
The cathode, which is negatively charged
increases
An electric current produces a chemical reaction.
a chloride ion
to permit the migration of ions
an electrolytic cell, because it absorbs energy
Li+ + e- --> Li(l)
The equation for the electrolysis of a fused salt is as follows: 2 LiCl(l) + electricity --> 2 Li(l) + Cl2(g). Which reaction occurs at the cathode?
spontaneous oxidation-reduction reaction
The cathode, which is negatively charged
increases
An electric current produces a chemical reaction.
a chloride ion
to permit the migration of ions
an electrolytic cell, because it absorbs energy
Li+ + e- --> Li(l)
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