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Unlike dry cell, the mercury cell has a ...

Unlike dry cell, the mercury cell has a constant cell has a constant cell potential throughout its useful life, why?

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Life time of any cell depends upon ions present in cell, ions are not involved in the overall cell reaction of mercury cell. Hence, mercury cell has a constant cell potential throughout its useful life
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NCERT EXEMPLAR-ELECTROCHEMISTRY-Electrochemistry
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  9. Write the Nernst equation for the cell reaction in the Daniel cell. H...

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  11. Write the cell reaction of a lead storage battery when it is discharge...

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  12. Why on dilution the Lambda(m) of CH(3)COOH increases drastically, whil...

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  13. Match the terms given in column I with the units given in column II.

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  14. Match the terms given in Column I with the items given in Column II. (...

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  15. Match the items of Column I and Column II.

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  16. Match the items of Column I and Column II.

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  17. Match the items of Column I and Column II.

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  18. Match the items of Column I and Column II on the basis of data given b...

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  20. Assertion (A) E("cell") should have a positive value for the cell to f...

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