This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Rutherford assumed that the atomic nucleus was positively charged because ________. A) electrons ... (Read 134 times)

beccaep

  • Hero Member
  • *****
  • Posts: 535
on: Aug 27, 2018
Rutherford assumed that the atomic nucleus was positively charged because ________.
 
  A) electrons were already established to be negatively charged
  B) the alpha particles that ricocheted off of the nucleus are also positively charged
  C) he had a very optimistic outlook on life
  D) Two of the above are reasonable answers

Question 2

Heat is given off by a substance when that substance ________.
 
  A) evaporates
  B) freezes
  C) melts
  D) boils
  E) C and D


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

vish98

  • Sr. Member
  • ****
  • Posts: 326
Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

B


beccaep

  • Hero Member
  • *****
  • Posts: 535
Reply #2 on: Aug 27, 2018
TY


vish98

  • Sr. Member
  • ****
  • Posts: 326
Reply #3 on: Aug 27, 2018
You're welcome


« previous next »
 

Did you know?

Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.

Did you know?

Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

Did you know?

Chronic necrotizing aspergillosis has a slowly progressive process that, unlike invasive aspergillosis, does not spread to other organ systems or the blood vessels. It most often affects middle-aged and elderly individuals, spreading to surrounding tissue in the lungs. The disease often does not respond to conventionally successful treatments, and requires individualized therapies in order to keep it from becoming life-threatening.

Atomic Structure of Quartz Atomic Structure of Quartz
A schematic view of delivery of a protein, synthesized in cytoplasm, into the nucleus A schematic view of delivery of a protein, synthesized in cytoplasm, into the nucleus
The nucleolus (arrow) is a prominent structure in the nucleus The nucleolus (arrow) is a prominent structure in the nucleus
In 1974 a UC Berkeley group fired an oxygen nucleus at a californium target. Giv In 1974 a UC Berkeley group fired an oxygen nucleus at a californium target. Giv
Using atomic notation, indicate the isotope having 30 p+, 35 n0, and 30 e-. Using atomic notation, indicate the isotope having 30 p+, 35 n0, and 30 e-.
He element M forms the chloride MCl4 containing 75.0% Cl by mass. What is the atomic weight of ... He element M forms the chloride MCl4 containing 75.0% Cl by mass. What is the atomic weight of ...
Video: Febrile Seizure

For a complete list of videos, visit our video library