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

Author Question: What reaction would be taking place if you were charging the battery? In a battery, if the ... (Read 135 times)

2125004343

  • Hero Member
  • *****
  • Posts: 566
on: Jul 29, 2018
What reaction would be taking place if you were charging the battery?
 
  In a battery, if the following oxidation-reduction reactions takes place normally:
 
  Mn2O3 + ZnO  2 MnO2 + Zn
 
  A) 2 MnO2 + Zn  Mn2O3 + ZnO
  B) ZnO  Zn
  C) Mn2O3  MnO2
  D) all of the above
  E) none of the above

Question 2

What is the purpose of the salt bridge in a voltaic cell?
 
  A) to prevent any further migration of electrons through the wire
  B) to allow for the build up of positively charged ions in one container and negatively charged ions in the other container
  C) to allow the Fe2 and the Cu2+ to flow freely between the two containers
  D) to allow for a balance of charge between the two chambers


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

raili21

  • Sr. Member
  • ****
  • Posts: 324
Reply #1 on: Jul 29, 2018
Answer to Question 1

Answer: A

Answer to Question 2

Answer: D


2125004343

  • Member
  • Posts: 566
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review

bigsis44

  • Member
  • Posts: 317
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

The first monoclonal antibodies were made exclusively from mouse cells. Some are now fully human, which means they are likely to be safer and may be more effective than older monoclonal antibodies.

Did you know?

The Centers for Disease Control and Prevention has released reports detailing the deaths of infants (younger than 1 year of age) who died after being given cold and cough medications. This underscores the importance of educating parents that children younger than 2 years of age should never be given over-the-counter cold and cough medications without consulting their physicians.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Taking a Patient's Blood Pressure Taking a Patient's Blood Pressure
The hydrolysis of an amide bond, shown here, is the same reaction The hydrolysis of an amide bond, shown here, is the same reaction
Effect of substrate concentration on the initial velocity of an enzyme-catalyzed reaction Effect of substrate concentration on the initial velocity of an enzyme-catalyzed reaction
The Serial Reaction Time Task The Serial Reaction Time Task
Use friction to mobilize the entire scalp. Place the fingers on the scalp, and move the skin over ... Use friction to mobilize the entire scalp. Place the fingers on the scalp, and move the skin over ...
Which outcome corresponds to the reaction:H3AsO4 + 3 OH- → 3 H2O + AsO43-? Which outcome corresponds to the reaction:H3AsO4 + 3 OH- → 3 H2O + AsO43-?
Video: Types of Transport - Uniport, Antiport and Symport (Glucose and Na+K+ Transporters)

For a complete list of videos, visit our video library