Harris Chapter 14 Review 2 | Baamboozle - Baamboozle

English 7 Public

Electrochemistry

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T/FThe standard potential for a redox reaction is defined for a galvanic cell in which all activities are unity

False

True

(T/F)The formal potential is the reduction potential that applies under a specific set of conditions (including pH, ionic strength, and concentration of complexing agents

False

True

In an electrolytic cell the electrode at which the electrons enter the solution is called the ______ ; the chemical change that occurs at this electrode is called _______.

cathode, oxidation

anode, oxidation

anode, reduction

cathode, reduction

How many faradays are required to reduce 1.00 g (27 g/ Al mole = 0.037 mole)of aluminum(III) to the aluminum metal?

3.00

0.250

0.111

1.50

Which of the following is the strongest oxidizing aggen

Pb2+

Cu2+

Ag+

For a voltaic (or galvanic) cell using Ag,Ag+ (1.0 M) and Zn,Zn2+ (1.0 M) half-cells, which of the following statements is incorrect?

Reduction occurs at the zinc electrode as the cell operate

The concentration of Ag+ will decrease as the cell operates

The mass of the zinc electrode decreases as the cell operate

The zinc electrode is the anode.

(True False) A Salt bridge is used to complete the electrical circuit of a galvanic cell. The cations move from anode to cathode, anions move from cathode to anode.

True

False