6) Chromium can be electroplated from aqueous potassium dichromate, with the reduction shown below. If a current of 6.0A and a voltage of 4.5V are used: Cr207° (aq) + + 14H* (ag)+ 12e¯ → 2Cr(s) + 7H20 a) How many hours would it take to completely convert 215mL of 1.25M K,Cr,0, to elemental chromium? b) How many kilowatt-hours of electrical energy are required to plate 1.00 g of chromium?

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Q: 6) Chromium can be electroplated from aqueous potassium dichromate, with the reduction shown below.…

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Q: 7) A galvanic cell is being made of iron & chromium. The standard reduction potentials are: Fe^2+…

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Q: hromium can be electroplated from aqueous potassium dichromate, with the reduction shown below:…

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Q: 7. Calculate AG° for the following galvanic cell Zn(s) | Zn²*(aq) || Fo2*(aq) IFe(s) given these…

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Q: A Cr3+1aq2 solution is electrolyzed, using a current of 7.60 A. What mass of Cr(s) is plated out…

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Q: 4. (a) Use the standard reduction potentials at 25° C in Table 18.1 in Tro, Fridgen and Shaw, and…

A: Step 1:

Q: How many grams of chromium metal are plated out when a constant current of 8.00 A is passed through…

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Q: 12) What mass of silver can be plated onto an object in 67 minutes at 8.70 A of current? Ag'(aq) + e…

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Q: Cr20, + 14H* (aq) + 12e¯ → 2Cr(s) + 7H20 (aq) a) How many hours would it take to completely convert…

A: Answer-a Each mole of potassium dichromate has one mole of dichromate ion, therefore moles of…

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Q: If a constant current of 2.0 amperes is passed through a cell containing Cr³+ for 1.0 hour, how many…

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