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April 16, 2014

Homework Help: science

Posted by Maya on Monday, November 5, 2012 at 4:45am.

50 ml of ZnSO4 solution was transferred to a mercury cathode and enough solid potassium nitrate is added to make the solution 0.1 M in KNO3. The electrolysis of Zn2+ is carried to completion of -1.3 V vs. SCE with the passage of 241 C of electricity. calculate the initial concentration of zinc ion ?

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