Author Question: In Bohr's model of the atom, electrons: A) only make transitions between orbitals of specific ... (Read 146 times)

kshipps

  • Hero Member
  • *****
  • Posts: 571
In Bohr's model of the atom, electrons:
 
  A) only make transitions between orbitals of specific energies.
  B) are not confined to specific orbits.
  C) are spread uniformly through a large, positive mass.
  D) can be halfway between orbits.
  E) move from orbit to orbit in many small steps.

Question 2

Stars form from a collapsing cloud that fragments into smaller and smaller pieces. This process takes about:
 
  A) 10,000 years.
  B) 25,000 years.
  C) 100,000 years.
  D) a few million years.
  E) 100 million years.



mk6555

  • Sr. Member
  • ****
  • Posts: 310
Answer to Question 1

A

Answer to Question 2

D



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

On average, someone in the United States has a stroke about every 40 seconds. This is about 795,000 people per year.

Did you know?

There are major differences in the metabolism of morphine and the illegal drug heroin. Morphine mostly produces its CNS effects through m-receptors, and at k- and d-receptors. Heroin has a slight affinity for opiate receptors. Most of its actions are due to metabolism to active metabolites (6-acetylmorphine, morphine, and morphine-6-glucuronide).

Did you know?

Between 1999 and 2012, American adults with high total cholesterol decreased from 18.3% to 12.9%

Did you know?

The toxic levels for lithium carbonate are close to the therapeutic levels. Signs of toxicity include fine hand tremor, polyuria, mild thirst, nausea, general discomfort, diarrhea, vomiting, drowsiness, muscular weakness, lack of coordination, ataxia, giddiness, tinnitus, and blurred vision.

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.

For a complete list of videos, visit our video library