What is the electrode potent ial `Fe^(3+)//Fe` electrode in which concentration of `Fe^(3+)` ions is 0.1M Given `E^(@)Fe^(3+)//Fe=+0.771V`

Question

What is the electrode potent ial `Fe^(3+)//Fe` electrode in which concentration of `Fe^(3+)` ions is 0.1M Given `E^(@)Fe^(3+)//Fe=+0.771V`

What is the electrode potent ial `Fe^(3+)//Fe` electrode in which concentration of `Fe^(3+)` ions is 0.1M Given `E^(@)Fe^(3+)//Fe=+0.771V`
A. `+0.79V`
B. `+0.75V`
C. `1.50V`
D. `+1.0V`

Monjur Alahi

4 views

2025-01-04 04:42

1 Answers

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Salim Ahmed Kawsar · Accepted Answer · 2023-02-05T15:29:48+06:00

Salim Ahmed Kawsar

Correct Answer - B
`Fe^(3+)+3e^(-)rarrFe`
`E=E^(@)-(0.059)/(n)"log"([Fe])/([Fe^(3+)])`
`=+0.771-(0.059)/(n)"l og"(1)/(0.1)=+0.75V`

4 views Answered 2023-02-05 15:29