Electrolysis of a solution of `MnSO_(4)` in aqueous sulphuric acid is a method for the preparation of `MnO_(2)`. Passig a curret of 27 A for 24 hours
Electrolysis of a solution of `MnSO_(4)` in aqueous sulphuric acid is a method for the preparation of `MnO_(2)`. Passig a curret of 27 A for 24 hours gives 1 kg of `MnO_(2)`. The current efficiency in this process is:
A. `100%`
B. `95.185%`
C. `80%`
D. `82.951%`
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Correct Answer - B
`(1000xx2)/((55+32))=(27xx24xx3600xxeta)/(96500)` or `eta=0.951=95.1%`
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