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Author Question: Chromium can be electroplated from an aqueous solution containing sulfuric acid and chromic acid, ... (Read 190 times)

tth

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  • Posts: 579
on: Feb 15, 2020

Question 1

How long must a constant current of 50.0 A be passed through an electrolytic cell containing aqueous Cu2+ ions to produce 3.00 moles of copper metal?
◦ 0.311 hours
◦ 3.22 hours
◦ 0.621 hours
◦ 1.61 hours

Question 2

Chromium can be electroplated from an aqueous solution containing sulfuric acid and chromic acid, H2CrO4. What current is required to deposit chromium at a rate of 1.25 g/min?
◦ 38.7 A
◦ 116 A
◦ 232 A
◦ 38.1 A
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Marked as best answer by tth on Feb 15, 2020

raili21

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Reply #1 on: Feb 15, 2020
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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tth

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Reply 2 on: Feb 15, 2020
Wow, this really help

ghepp

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Reply 3 on: Yesterday
Gracias!

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