Author Question: The explosion of a Type II supernova leaves behind a. just a black hole. b. a neutron star or a ... (Read 61 times)

daltonest1984

  • Hero Member
  • *****
  • Posts: 536
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
Answer to Question 1

b

Answer to Question 2

b



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question


 

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

The first oral chemotherapy drug for colon cancer was approved by FDA in 2001.

Did you know?

Excessive alcohol use costs the country approximately $235 billion every year.

Did you know?

Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.

Did you know?

Calcitonin is a naturally occurring hormone. In women who are at least 5 years beyond menopause, it slows bone loss and increases spinal bone density.

For a complete list of videos, visit our video library