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

Author Question: Which of the following statements concerning the rusting of iron is false? (Read 44 times)

CQXA

  • Hero Member
  • *****
  • Posts: 546
on: Feb 15, 2020

Question 1

Shown below are the reactions occurring in the proton-exchange membrane (PEM) fuel cell.

I.2 H2(g) → 4 H+(aq) + 4 e-
II.O2(g) + 4 H+(aq) + 4 e- → 2 H2O(l)
Overall2 H2(g) + O2(g) → 2 H2O(l)

Which is the cathode reaction, and what is being oxidized in the overall reaction?
◦ I, O2
◦ II, O2
◦ I, H2
◦ II, H2

Question 2

Which of the following statements concerning the rusting of iron is false?
◦ Salt increases the rate of corrosion by providing ions to carry the current.
◦ The oxidation site can occur at a different place on the metal surface than the reduction site.
◦ The rusting of iron requires both oxygen and water.
◦ The metal is reduced.
Chemistry ¦ McMurry, Fay, Robinson ¦ 7th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by CQXA on Feb 15, 2020

JaynaD87

  • Sr. Member
  • ****
  • Posts: 368
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.
Answer Preview
Only 39% of students answer this correctly


CQXA

  • Member
  • Posts: 546
Reply 2 on: Feb 15, 2020
Wow, this really help

DylanD1323

  • Member
  • Posts: 314
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

When intravenous medications are involved in adverse drug events, their harmful effects may occur more rapidly, and be more severe than errors with oral medications. This is due to the direct administration into the bloodstream.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Addicts to opiates often avoid treatment because they are afraid of withdrawal. Though unpleasant, with proper management, withdrawal is rarely fatal and passes relatively quickly.

Did you know?

Autoimmune diseases occur when the immune system destroys its own healthy tissues. When this occurs, white blood cells cannot distinguish between pathogens and normal cells.

Iron Oxide Iron Oxide
The iron atom of heme has six coordination bonds: four in the plane The iron atom of heme has six coordination bonds: four in the plane
A 1998 false-colour near-infrared image of Uranus showing cloud bands, rings, and moons obtained by A 1998 false-colour near-infrared image of Uranus showing cloud bands, rings, and moons obtained by
Iron metabolism. Iron metabolism.
Breakfast cereals rich in iron, vitamin D and vitamin B-12 Breakfast cereals rich in iron, vitamin D and vitamin B-12
The human X chromosome (left) and the Y chromosome (right). This false-color scanning electron micro The human X chromosome (left) and the Y chromosome (right). This false-color scanning electron micro
Video: Methods that regulate pH

For a complete list of videos, visit our video library