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Use the following cell to answer the questions: Cr / Cr3+ (1.00 M) // Ni2+ (1.00...

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Chemistry

Use the following cell to answer the questions:

Cr / Cr3+ (1.00 M) // Ni2+ (1.00 M) / Ni.

a) How many milligrams of Ni would be plated on the cathode if acurrent of 0.39 A is drawn for 2.0 hrs?

b) What is [Cr3+] when [Ni2+] has dropped to 10-4 M?

c) What is the cell potential at the conditions described inPart b?

Table of standard reduction potentials:http://www.chemeddl.org/services/moodle/media/QBank/GenChem/Tables/EStandardTable.htm

Answer & Explanation Solved by verified expert
3.6 Ratings (462 Votes)
a faradays first law w zit w EFit E equivalent weight of Ni 5872 2935 gequiv 293596500039260 Weight of Ni    See Answer
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