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

Author Question: What is a reduction? A) the gain of electrons B) the reduction of the number of electrons C) ... (Read 139 times)

awywial

  • Hero Member
  • *****
  • Posts: 577
on: Aug 27, 2018
What is a reduction?
 
  A) the gain of electrons
  B) the reduction of the number of electrons
  C) the loss of an electron from the valence shell
  D) the reaction of oxygen with a reductant
  E) the formation of red compounds in the presence of an oxidant

Question 2

A supersonic airplane heats up considerably when traveling through the air at speeds greater than the speed of sound. As a result, the airplane during supersonic flight is longer than when it is at rest on the ground.
 
  Offer an explanation for this length change from a submicroscopic perspective. A) The engines on the supersonic plane are so powerful that they cause the plane's metal skin to stretch during accelerations.
  B) Materials expand as they are heated.
  C) Atmospheric air molecules hit the supersonic plane at great velocities causing the atoms of the planes metal skin to start moving faster.
  D) Both A and B are correct.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

raenoj

  • Sr. Member
  • ****
  • Posts: 340
Reply #1 on: Aug 27, 2018
Answer to Question 1

A

Answer to Question 2

C


awywial

  • Member
  • Posts: 577
Reply 2 on: Aug 27, 2018
Gracias!

amit

  • Member
  • Posts: 364
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Approximately 500,000 babies are born each year in the United States to teenage mothers.

Did you know?

Fatal fungal infections may be able to resist newer antifungal drugs. Globally, fungal infections are often fatal due to the lack of access to multiple antifungals, which may be required to be utilized in combination. Single antifungals may not be enough to stop a fungal infection from causing the death of a patient.

Did you know?

Glaucoma is a leading cause of blindness. As of yet, there is no cure. Everyone is at risk, and there may be no warning signs. It is six to eight times more common in African Americans than in whites. The best and most effective way to detect glaucoma is to receive a dilated eye examination.

Did you know?

Opium has influenced much of the world's most popular literature. The following authors were all opium users, of varying degrees: Lewis Carroll, Charles, Dickens, Arthur Conan Doyle, and Oscar Wilde.

Did you know?

Ether was used widely for surgeries but became less popular because of its flammability and its tendency to cause vomiting. In England, it was quickly replaced by chloroform, but this agent caused many deaths and lost popularity.

Arctic and alpine cushion plant form and orientation increases heat gain from sunlight and the surro Arctic and alpine cushion plant form and orientation increases heat gain from sunlight and the surro
Electrons Are Shared in Covalent Bonds Electrons Are Shared in Covalent Bonds
Research reveals that children’s motives for engaging in sports are to have fun and gain skills ... Research reveals that children’s motives for engaging in sports are to have fun and gain skills ...
Controlling access to water in order to gain political and strategic advantage in Gaza Controlling access to water in order to gain political and strategic advantage in Gaza
How to calculate the gain and loss gene numbers with low bootstrap of phylogenetic tree? How to calculate the gain and loss gene numbers with low bootstrap of phylogenetic tree?
The potential involvement of colchicine in doubling the chromosome number The potential involvement of colchicine in doubling the chromosome number
Video: Asthma Treatment

For a complete list of videos, visit our video library