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Na- amalgam is prepared by electrolysis ...

`Na-` amalgam is prepared by electrolysis of `NaCl` solution using liquid `Hg` as cathode . How long should the current of `10 amp`. Is passed to produce `10% Na-Hg` on a cathode of `10gm Hg`. ( atomic mass of `Na=23)`.

A

7.77 min

B

9.44 min

C

5.24 min

D

11.39 min

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Na-amalgam is prepared by electrolysis of NaCl solution using liquid Hg as cathode. How long should the current of 10 amp. Is passed to produce 10% Na-Hg on a cathode of 10 gm Hg. (atomic mass of Na=23 ). (A). 7.77 min (B). 9.44 min. (C). 5.24 min. (D). 11.39 min

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