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

Author Question: A proton, which has a mass of 1.67 10-27, is moving at 0.80c relative to the laboratory. What does ... (Read 25 times)

nevelica

  • Hero Member
  • *****
  • Posts: 563
A proton, which has a mass of 1.67  10-27, is moving at 0.80c relative to the laboratory. What does a physicist in that lab measure for its momentum? (c = 3.0  108 m/s)
 
  A) 4.0  10-19 kg  m/s
  B) 4.4  10-19 kg  m/s
  C) 5.0  10-19 kg  m/s
  D) 5.8  10-19 kg  m/s
  E) 6.7  10-19 kg  m/s

Question 2

Given that the speed of an electron in the ground state of hydrogen is 2190 km/s, what is the speed of an electron in the n = 4 orbit of hydrogen?
 
  A) 547 km/s
  B) 31,000 km/s
  C) 139 km/s
  D) 178 km/s
  E) 2180 km/s


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

dlook33

  • Sr. Member
  • ****
  • Posts: 344
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 25% of students answer this correctly




nevelica

  • Member
  • Posts: 563
Reply 2 on: Jul 29, 2018
YES! Correct, THANKS for helping me on my review


covalentbond

  • Member
  • Posts: 336
Reply 3 on: Yesterday
Wow, this really help

 

Did you know?

Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.

Did you know?

Despite claims by manufacturers, the supplement known as Ginkgo biloba was shown in a study of more than 3,000 participants to be ineffective in reducing development of dementia and Alzheimer’s disease in older people.

Did you know?

Signs and symptoms that may signify an eye tumor include general blurred vision, bulging eye(s), double vision, a sensation of a foreign body in the eye(s), iris defects, limited ability to move the eyelid(s), limited ability to move the eye(s), pain or discomfort in or around the eyes or eyelids, red or pink eyes, white or cloud spots on the eye(s), colored spots on the eyelid(s), swelling around the eyes, swollen eyelid(s), and general vision loss.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

Adult head lice are gray, about ? inch long, and often have a tiny dot on their backs. A female can lay between 50 and 150 eggs within the several weeks that she is alive. They feed on human blood.

For a complete list of videos, visit our video library