Explain what is the effect on the cell emf

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Reference no: EM13261292

A voltaic cell utilizes the following reaction: Al(s) + 3Ag+(aq) Al3+(aq) + 3Ag(s) What is the effect on the cell emf of each of the following changes?

A Water is added to the anode compartment, diluting the solution.

(a)The cell emf will increase.
(b)The cell emf will decrease.
(c)The cell emf will remain the same.

B The size of the aluminum electrode is increased.

(a)The cell emf will increase.
(b)The cell emf will decrease.
(c)The cell emf will remain the same.

C A solution of AgNO3 is added to the cathode compartment, increasing the quantity of Ag+ but not changing its concentration.

(a)The cell emf will increase.
(b)The cell emf will decrease.
(c)The cell emf will remain the same.

D HCl is added to the AgNO3 solution, precipitating some of the Ag+ as AgCl.

(a)The cell emf will increase.
(b)The cell emf will decrease.
(c)The cell emf will remain the same.

Reference no: EM13261292

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