Author Question: A hydrogen atom initially in the n = 6 state decays to the n = 2 state. The emitted photon is ... (Read 104 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?

Women are 50% to 75% more likely than men to experience an adverse drug reaction.

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.

Did you know?

Multiple sclerosis is a condition wherein the body's nervous system is weakened by an autoimmune reaction that attacks the myelin sheaths of neurons.

Did you know?

Atropine, along with scopolamine and hyoscyamine, is found in the Datura stramonium plant, which gives hallucinogenic effects and is also known as locoweed.

Did you know?

The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."

For a complete list of videos, visit our video library