Question 10 Which of the following descriptions is true for the cell below? Cu (s) | Cu (0.1 M) || Fe (o.5 M), Fe (0.2 M) | Pt (s) A. O When the reaction quotient, Q, changes from its original value to when it equals 1, E does not change. B. O At 25 °C, when the reaction quotient, Q, is equal to the equilibrium constant, K, E°cell - o. C.O When the cell reaches equilibrium, E- o, and the cell will no longer work. "cell D. OE can be determined by using the standard half-cell potentials alone.
Question 10 Which of the following descriptions is true for the cell below? Cu (s) | Cu (0.1 M) || Fe (o.5 M), Fe (0.2 M) | Pt (s) A. O When the reaction quotient, Q, changes from its original value to when it equals 1, E does not change. B. O At 25 °C, when the reaction quotient, Q, is equal to the equilibrium constant, K, E°cell - o. C.O When the cell reaches equilibrium, E- o, and the cell will no longer work. "cell D. OE can be determined by using the standard half-cell potentials alone.
Chapter18: Electrochemistry
Section: Chapter Questions
Problem 153CP: Consider the following galvanic cell: A 15 0-mole sample of NH is added to the Ag compartment...
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Transcribed Image Text:Question 10
Which of the following descriptions is true for the cell below?
Cu (s) | Cu* (0.1 M) || Fe3 (0.5 M), Fe (0.2 M) | Pt (s)
A. O When the reaction quotient, Q, changes from its original value to when it equals 1, E does not change.
cell
B. O At 25 °C, when the reaction quotient, Q, is equal to the equilibrium constant, K, E°cell = 0.
C.O When the cell reaches equilibrium, E
cell
=0, and the cell will no longer work.
D. OE can be determined by using the standard half-cell potentials alone.
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