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Calculate the average current used in the electrolysis.?
an aqueous solution of pdcl2 is electrolyzed for 27.4 seconds during this time 0.1064 g of Pd is deposited on the cathode. Calculate the average current used in the electrolysis.
2 Answers
- ?Lv 79 years agoFavorite Answer
i just dont know where i am getting wrong ....maybe the online answer sheet you are using is very sensitive with significant figures ...
here is the solution for this question ....
atomic mass of Palladium = 106.4 g/mole
so no.of moles of Pd = 0.1064/106.4 = 0.001
electrode reaction :
Pd2+ + 2e- -----> Pd
for 1 mole of deposition of Pd ...electricity recquired = 2 F = 2 X 96500 C
so for 0.001 mole deposition of Pd ....electricity recquired = 2 X 96500 X 0.001 = 193 C
as Q = I X t
so I = Q/t = 193/27.4 = 7.044 Ampere
btw this answer is very special to me as it is my 1000'th answer on Yahoo Answers....the journey has been fantastic
i can only hope that this time i am correct ....hoping for the best ....do tell me if you any problem with this ....
- ?Lv 64 years ago
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RE :Calculate the average current used in the electrolysis.?
an aqueous solution of pdcl2 is electrolyzed for 27.4 seconds during this time 0.1064 g of Pd is deposited on the cathode. Calculate the average current used in the electrolysis.
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