« 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 58 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?

Elderly adults are at greatest risk of stroke and myocardial infarction and have the most to gain from prophylaxis. Patients ages 60 to 80 years with blood pressures above 160/90 mm Hg should benefit from antihypertensive treatment.

Did you know?

About 3% of all pregnant women will give birth to twins, which is an increase in rate of nearly 60% since the early 1980s.

Did you know?

Though Candida and Aspergillus species are the most common fungal pathogens causing invasive fungal disease in the immunocompromised, infections due to previously uncommon hyaline and dematiaceous filamentous fungi are occurring more often today. Rare fungal infections, once accurately diagnosed, may require surgical debridement, immunotherapy, and newer antifungals used singly or in combination with older antifungals, on a case-by-case basis.

Did you know?

Once thought to have neurofibromatosis, Joseph Merrick (also known as "the elephant man") is now, in retrospect, thought by clinical experts to have had Proteus syndrome. This endocrine disease causes continued and abnormal growth of the bones, muscles, skin, and so on and can become completely debilitating with severe deformities occurring anywhere on the body.

Did you know?

Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.

Elastic fibres are made of elastin, one type of structural protein found in the ECM of animal cells Elastic fibres are made of elastin, one type of structural protein found in the ECM of animal cells
Closed urinary drainage system. Urine being measured after it leaves patient’s body via catheter. Closed urinary drainage system. Urine being measured after it leaves patient’s body via catheter.
The black-and-white colobus is an African colobine. The black-and-white colobus is an African colobine.
Basalt is the most common type of stone used in hot stone therapy. Basalt is the most common type of stone used in hot stone therapy.
Offspring of crosses involving leaves from various branches of variegated Offspring of crosses involving leaves from various branches of variegated
Brittle Star Brittle Star
Video: EpiPen Animation (Part 2)

For a complete list of videos, visit our video library