« previous next »

Author Question: The explosion of a Type II supernova leaves behind a. just a black hole. b. a neutron star or a ... (Read 80 times)

daltonest1984

  • Hero Member
  • *****
  • Posts: 536
on: Jul 28, 2018
The explosion of a Type II supernova leaves behind
 a. just a black hole.
  b. a neutron star or a black hole.
  c. just a neutron star.
  d. none of the above.

Question 2

According to the Bohr theory, the probability of finding a hydrogen atom's ground-state electron 0.053 nm from the proton is
 a. low, but not zero.
  b. 100.
  c. zero.
  d. high, but not 100.


Silverbeard98

  • Sr. Member
  • ****
  • Posts: 355
Reply #1 on: Jul 28, 2018
Answer to Question 1

b

Answer to Question 2

b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question

daltonest1984

  • Hero Member
  • *****
  • Posts: 536
Reply #2 on: Jul 28, 2018
Thank you!


Silverbeard98

  • Sr. Member
  • ****
  • Posts: 355
Reply #3 on: Jul 28, 2018
Always glad to help...


« previous next »
 

Did you know?

Of the estimated 2 million heroin users in the United States, 600,000–800,000 are considered hardcore addicts. Heroin addiction is considered to be one of the hardest addictions to recover from.

Did you know?

As many as 20% of Americans have been infected by the fungus known as Histoplasmosis. While most people are asymptomatic or only have slight symptoms, infection can progress to a rapid and potentially fatal superinfection.

Did you know?

The National Institutes of Health have supported research into acupuncture. This has shown that acupuncture significantly reduced pain associated with osteoarthritis of the knee, when used as a complement to conventional therapies.

Did you know?

Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.

Did you know?

Always store hazardous household chemicals in their original containers out of reach of children. These include bleach, paint, strippers and products containing turpentine, garden chemicals, oven cleaners, fondue fuels, nail polish, and nail polish remover.

This diagram shows a cross-section of a solar-type star. This diagram shows a cross-section of a solar-type star.
Internal structures of main sequence stars, convection zones with arrowed cycles and radiative zones Internal structures of main sequence stars, convection zones with arrowed cycles and radiative zones
Rhizopus nigricans- black bread mold. Rhizopus nigricans- black bread mold.
Ben Jones, Black Face and Arm Unit. Ben Jones, Black Face and Arm Unit.
Smooth Brittle Star. Smooth Brittle Star.
Video: Osmosis - Isotonic, Hypotonic, and Hypertonic​ Solutions

For a complete list of videos, visit our video library