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Author Question: How much copper, in g, can be plated from a solution of Cu2+ if 3.14 A is applied for 45 minutes? (Read 522 times)

mynx

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on: Nov 18, 2019

Question 1

Nickel can be plated from aqueous solution according to the following half-reaction. How long would it take (in min) to plate 29.6 g of nickel at 4.7 A?

Ni2+(aq) + 2 e⁻ → Ni(s)

◦ 4.8 × 102 min
◦ 1.7 × 102 min
◦ 6.2 × 102 min
◦ 5.9 × 102 min
◦ 3.5 × 102 min

Question 2

How much copper, in g, can be plated from a solution of Cu2+ if 3.14 A is applied for 45 minutes?
◦ 7.64 g
◦ 1.85 g
◦ 11.2 g
◦ 0.283 g
◦ 2.79 g
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Marked as best answer by mynx on Nov 18, 2019

cici

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Reply #1 on: Nov 18, 2019
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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Jacob Barnowski

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Reply #2 on: Apr 15, 2020
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