This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: How many grams of chromium metal are plated out when a constant current of 8.00 A is passed through ... (Read 269 times)

hbsimmons88

  • Hero Member
  • *****
  • Posts: 526
on: Nov 18, 2019

Question 1

How many seconds are required to produce 7.00 g of aluminum metal from the electrolysis of molten AlCl3 with an electrical current of 18.0 A?
◦ 10.5 s
◦ 1.39 × 103 s
◦ 1.35 × 106 s
◦ 23.1 s
◦ 4.17 × 103 s

Question 2

How many grams of chromium metal are plated out when a constant current of 8.00 A is passed through an aqueous solution containing Cr3+ ions for 320. minutes?
◦ 27.6 g
◦ 82.4 g
◦ 248 g
◦ 49.2 g
Chemistry: A Molecular Approach (Canadian) ¦ Tro, Fridgen, Shaw ¦ 2nd Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by hbsimmons88 on Nov 18, 2019

ultraflyy23

  • Sr. Member
  • ****
  • Posts: 312
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.
Answer Preview
Only 55% of students answer this correctly


hbsimmons88

  • Member
  • Posts: 526
Reply 2 on: Nov 18, 2019
Great answer, keep it coming :)

Dominic

  • Member
  • Posts: 328
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

When Gabriel Fahrenheit invented the first mercury thermometer, he called "zero degrees" the lowest temperature he was able to attain with a mixture of ice and salt. For the upper point of his scale, he used 96°, which he measured as normal human body temperature (we know it to be 98.6° today because of more accurate thermometers).

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Did you know?

You should not take more than 1,000 mg of vitamin E per day. Doses above this amount increase the risk of bleeding problems that can lead to a stroke.

Did you know?

A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.

Did you know?

To combat osteoporosis, changes in lifestyle and diet are recommended. At-risk patients should include 1,200 to 1,500 mg of calcium daily either via dietary means or with supplements.

Lithotripsy. The direction of a sound pulse crushes the stones into smaller fragments that can be pa Lithotripsy. The direction of a sound pulse crushes the stones into smaller fragments that can be pa
Gynecological instruments: metal vaginal speculum. Gynecological instruments: metal vaginal speculum.
An analytical procedure requires a solution of chloride ions. How many grams of MgCl2 must be ... An analytical procedure requires a solution of chloride ions. How many grams of MgCl2 must be ...
An antique automobile bumper is to be chrome plated. The bumper, which is dipped into an acidic ... An antique automobile bumper is to be chrome plated. The bumper, which is dipped into an acidic ...
At 34.5°C, oxygen gas expands from 34.5 L to 45.7 L against a constant pressure of 750 mmHg. ... At 34.5°C, oxygen gas expands from 34.5 L to 45.7 L against a constant pressure of 750 mmHg. ...
The current status of gene therapy worldwide The current status of gene therapy worldwide
Video: Regulation of GFR: autoregulation via myogenic mechanism Myogenic mechanism

For a complete list of videos, visit our video library