Author Question: A hydrogen atom initially in the n = 6 state decays to the n = 2 state. The emitted photon is ... (Read 79 times)

pepyto

  • Hero Member
  • *****
  • Posts: 547
A hydrogen atom initially in the n = 6 state decays to the n = 2 state. The emitted photon is detected in a photographic plate. What is the wavelength of the detected photon?
 
  The lowest level energy state of hydrogen is -13.6 eV. (h = 6.626  10-34 J  s, 1 eV = 1.60  10-19 J, c = 3.00  108 m/s)
  A) 1090 nm B) 93.1 nm C) 410 nm D) 93.8 nm

Question 2

If an atomic nucleus containing 64 nucleons has a mass density , what will be the expected mass density of a nucleus containing 512 nucleons?
 
  A) 2 B) 8 C) 4 D) 16 E)



tashiedavis420

  • Sr. Member
  • ****
  • Posts: 329
Answer to Question 1

C

Answer to Question 2

E



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

In ancient Rome, many of the richer people in the population had lead-induced gout. The reason for this is unclear. Lead poisoning has also been linked to madness.

Did you know?

There are over 65,000 known species of protozoa. About 10,000 species are parasitic.

Did you know?

This year, an estimated 1.4 million Americans will have a new or recurrent heart attack.

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?

The top 10 most important tips that will help you grow old gracefully include (1) quit smoking, (2) keep your weight down, (3) take supplements, (4) skip a meal each day or fast 1 day per week, (5) get a pet, (6) get medical help for chronic pain, (7) walk regularly, (8) reduce arguments, (9) put live plants in your living space, and (10) do some weight training.

For a complete list of videos, visit our video library