« previous next »

Author Question: In Bohr's model of the atom, electrons: A) only make transitions between orbitals of specific ... (Read 113 times)

kshipps

  • Hero Member
  • *****
  • Posts: 571
on: Jul 27, 2018
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
Reply #1 on: Jul 27, 2018
Answer to Question 1

A

Answer to Question 2

D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

kshipps

  • Hero Member
  • *****
  • Posts: 571
Reply #2 on: Jul 27, 2018
Thanks


mk6555

  • Sr. Member
  • ****
  • Posts: 310
Reply #3 on: Jul 27, 2018
Welcome :)


« previous next »
 

Did you know?

In 1844, Charles Goodyear obtained the first patent for a rubber condom.

Did you know?

Common abbreviations that cause medication errors include U (unit), mg (milligram), QD (every day), SC (subcutaneous), TIW (three times per week), D/C (discharge or discontinue), HS (at bedtime or "hours of sleep"), cc (cubic centimeters), and AU (each ear).

Did you know?

There are actually 60 minerals, 16 vitamins, 12 essential amino acids, and three essential fatty acids that your body needs every day.

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

The most dangerous mercury compound, dimethyl mercury, is so toxic that even a few microliters spilled on the skin can cause death. Mercury has been shown to accumulate in higher amounts in the following types of fish than other types: swordfish, shark, mackerel, tilefish, crab, and tuna.

A hypothetical model of the process of cell-wall expansion. A hypothetical model of the process of cell-wall expansion.
A model for recessive epistasis A model for recessive epistasis
Age-Specific Fertility Rates Age-Specific Fertility Rates
A multistep model for colon cancer. The first mutation, in the APC gene, leads to the formation of p A multistep model for colon cancer. The first mutation, in the APC gene, leads to the formation of p
Which of the following is the electron dot formula for an atom of strontium? Which of the following is the electron dot formula for an atom of strontium?
Model of the lactose operon repressor Model of the lactose operon repressor
Video: Activation Energy - Valence Electrons

For a complete list of videos, visit our video library