Statement A: Ni/Ni2+(1.0 M)||Au3+(1.0 M)|Au, for this cell emf is 1.75 V if EAu3+/Auo=1.50 and ENi2+/Nio=-0.25 V.Statement B: Emf of the cell =Ecathodeo−Eanodeo.
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a
Both Statement A and Statement B are true
b
Both Statement A and Statement B are false
c
Statement A is true but Statement B is false.
d
Statement A is false but Statement B is true.
answer is A.
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Detailed Solution
Both statement are true EAu3+/Auo− ENi/Ni2+o=1.50−(−0.25)=1.75 V
Statement A: Ni/Ni2+(1.0 M)||Au3+(1.0 M)|Au, for this cell emf is 1.75 V if EAu3+/Auo=1.50 and ENi2+/Nio=-0.25 V.Statement B: Emf of the cell =Ecathodeo−Eanodeo.