If the solution of the cuso4 in which copper rod is immersed is diluted to 10 times yhe electride potential
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The solution of CuSO4 in which copper rod is immersed is diluted to 10 times the reduction electrode potential A) increases by 0.030v B)decreases by 0.030V C)increases by 0.059V D) decreases by0.059V
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A)
Solution :
If solution is diluted to 10 times , molar conc. CU2+ is reduced to obe tenth of its original value
Nernst equation for CU2++2e−1→Cu
is
E=E++0.0592log[cu2+]
By decreasing the conc. of Cu2+ by 110,E
will decrease by 0.0592
(i.e) approx by 0.03V
Explanation:
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