This topic contains a solution. Click here to go to the answer

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 504 times)

mynx

  • Hero Member
  • *****
  • Posts: 555

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


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by mynx on Nov 18, 2019

cici

  • Sr. Member
  • ****
  • Posts: 325
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.
Answer Preview
Only 55% of students answer this correctly




 

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.

Did you know?

People with alcoholism are at a much greater risk of malnutrition than are other people and usually exhibit low levels of most vitamins (especially folic acid). This is because alcohol often takes the place of 50% of their daily intake of calories, with little nutritional value contained in it.

Did you know?

More than 2,500 barbiturates have been synthesized. At the height of their popularity, about 50 were marketed for human use.

Did you know?

Pink eye is a term that refers to conjunctivitis, which is inflammation of the thin, clear membrane (conjunctiva) over the white part of the eye (sclera). It may be triggered by a virus, bacteria, or foreign body in the eye. Antibiotic eye drops alleviate bacterial conjunctivitis, and antihistamine allergy pills or eye drops help control allergic conjunctivitis symptoms.

For a complete list of videos, visit our video library