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

Author Question: When uranium fissions, the fission fragments are A) each about half the mass of the uranium ... (Read 307 times)

faduma

  • Hero Member
  • *****
  • Posts: 528
When uranium fissions, the fission fragments are
 
  A)
 
  each about half the mass of the uranium nucleus.
  B)
 
  about 2/5 and 3/5 the mass of the uranium nucleus.
  C)
 
  about 1/3 and 2/3 the mass of the uranium nucleus.
  D)
 
  about 1/4 and 3/4 the mass of the uranium nucleus.
  E)
 
  about 1/5 and 4/5 the mass of the uranium nucleus.

Question 2

An airplane flies 120 km at a constant altitude in a direction 30.0 north of east. A wind is blowing that results in a net horizontal force on the plane due to the air of 2.40 kN in a direction 10.0 south of west.
 
  How much work is done by the air on the plane? A)
 
  -2.70  108 J
  B)
 
  -0.985  108 J
  C)
 
  -221  108 J
  D)
 
  221  108 J
  E)
 
  0.821  108 J



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

lcapri7

  • Sr. Member
  • ****
  • Posts: 350
Answer to Question 1

B

Answer to Question 2

A




lcapri7

  • Sr. Member
  • ****
  • Posts: 350

 

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?

Patients who cannot swallow may receive nutrition via a parenteral route—usually, a catheter is inserted through the chest into a large vein going into the heart.

Did you know?

Adolescents often feel clumsy during puberty because during this time of development, their hands and feet grow faster than their arms and legs do. The body is therefore out of proportion. One out of five adolescents actually experiences growing pains during this period.

Did you know?

Illness; diuretics; laxative abuse; hot weather; exercise; sweating; caffeine; alcoholic beverages; starvation diets; inadequate carbohydrate consumption; and diets high in protein, salt, or fiber can cause people to become dehydrated.

Did you know?

After 5 years of being diagnosed with rheumatoid arthritis, one every three patients will no longer be able to work.

For a complete list of videos, visit our video library