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Earn 100

What is the electrode potential (in V ) of the following electrode at 25°C ?

Ni2+(0.1M)Ni(s)

(Standard reaction potential of Ni2+Ni is -0.25V,2.303RTF=0.06)

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Important Questions on Electrochemistry

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Find the emf of the given, E0Pb2+/Pb=-0.12V;E0Zn2+/Zn=-0.76V cell Zn/Zn2+(0.1M)Pb2+(1M)Pb
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For the redox reaction:

Zns+Cu2+0.1MZn2+1M+Cus

Taking place in a cell, Ecello is 1.10 V. Ecell for the cell will be [2.303 RT/F=0.0591 ]
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For a reaction A(s)+2B+(al)(ag)A2++2B(s)Kc has been found to be 1012. The E° cell is:
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By how much will the potential of half cell Cu2+/Cu change if the solution is diluted to 100 times at 298K
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Which respresent a concertration cell?
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ZnZn2+C1Zn2+C2Zn for this cell ΔG is negative if
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Which of the following is not a strong electrolyte?
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The degree of dissociation in a weak electrolyte increases :