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

Author Question: Why do we know that the red Balmer emission line in hydrogen represents a smaller quantum leap than ... (Read 87 times)

AEWBW

  • Hero Member
  • *****
  • Posts: 579
Why do we know that the red Balmer emission line in hydrogen represents a smaller quantum leap than the violet line?
 
  What will be an ideal response?

Question 2

Approximately how many stars does a dwarf elliptical galaxy have?
 
  A) 1 trillion
  B) less than a million
  C) 100 billion
  D) less than a billion
  E) 10 billion



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

recede

  • Sr. Member
  • ****
  • Posts: 315
Answer to Question 1

Red light has a longer wavelength than violet light; therefore a red photon contains less energy than a violet one. Since the photon given off when an electron's energy level changes has an energy equal to the energy difference between the two levels, the less energetic photon represents a smaller difference.

Answer to Question 2

D





 

Did you know?

Carbamazepine can interfere with the results of home pregnancy tests. If you are taking carbamazepine, do not try to test for pregnancy at home.

Did you know?

The horizontal fraction bar was introduced by the Arabs.

Did you know?

Human kidneys will clean about 1 million gallons of blood in an average lifetime.

Did you know?

Every 10 seconds, a person in the United States goes to the emergency room complaining of head pain. About 1.2 million visits are for acute migraine attacks.

Did you know?

About 600,000 particles of skin are shed every hour by each human. If you live to age 70 years, you have shed 105 pounds of dead skin.

For a complete list of videos, visit our video library