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

Author Question: The shape and size of a nucleus can best be described as a. A perfect sphere of diameter 0.4 nm. ... (Read 12 times)

tuffie

  • Hero Member
  • *****
  • Posts: 534
on: Jul 28, 2018
The shape and size of a nucleus can best be described as
  a. A perfect sphere of diameter 0.4 nm.
  b. A perfect sphere of diameter 4 x 10-18 m.
  c. A roughly spherical shape of diameter 4 x 10-18 m.
  d. A roughly spherical shape of diameter 4 fm.

Question 2

Who among the following persons did not play an important role in the discovery of the neutron?
 
a. Henri Becquerel
  b. Walter Bothe and Herbert Becker
  c. James Chadwick
  d. Irene Curie and Frederic Joliot


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

fffftttt

  • Sr. Member
  • ****
  • Posts: 322
Reply #1 on: Jul 28, 2018
Answer to Question 1

e. this is about the right size and description.

Answer to Question 2

Henri Becquerel was responsible for discovering the first radiation, which was not neutrons but rather alpha and beta particles.
a.


tuffie

  • Member
  • Posts: 534
Reply 2 on: Jul 28, 2018
Thanks for the timely response, appreciate it

LegendaryAnswers

  • Member
  • Posts: 341
Reply 3 on: Yesterday
Wow, this really help

« previous next »
 

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

Did you know?

Though “Krazy Glue” or “Super Glue” has the ability to seal small wounds, it is not recommended for this purpose since it contains many substances that should not enter the body through the skin, and may be harmful.

Did you know?

Coca-Cola originally used coca leaves and caffeine from the African kola nut. It was advertised as a therapeutic agent and "pickerupper." Eventually, its formulation was changed, and the coca leaves were removed because of the effects of regulation on cocaine-related products.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Estimating cicada population size and predation rates by birds. Estimating cicada population size and predation rates by birds.
From left to right: Size development, biometrical changes in the cranium, reduction of toes ... From left to right: Size development, biometrical changes in the cranium, reduction of toes ...
Although average brain size increases gradually though time in H. erectus, individuals with small br Although average brain size increases gradually though time in H. erectus, individuals with small br
Effect of stimulus strength on size of graded potential. Effect of stimulus strength on size of graded potential.
Apply the cold source, and ask for immediate feedback. Conform the cold source to the shape of the ... Apply the cold source, and ask for immediate feedback. Conform the cold source to the shape of the ...
Spacecraft optimum geometrical shape Spacecraft optimum geometrical shape
Video: The life cycle of protein

For a complete list of videos, visit our video library