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

Author Question: Rutherford assumed that the atomic nucleus was positively charged because ________. A) electrons ... (Read 151 times)

beccaep

  • Hero Member
  • *****
  • Posts: 535
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
Answer to Question 1

D

Answer to Question 2

B





 

Did you know?

More than 150,000 Americans killed by cardiovascular disease are younger than the age of 65 years.

Did you know?

Methicillin-resistant Staphylococcus aureus or MRSA was discovered in 1961 in the United Kingdom. It if often referred to as a superbug. MRSA infections cause more deaths in the United States every year than AIDS.

Methicilli ...
Did you know?

Amphetamine poisoning can cause intravascular coagulation, circulatory collapse, rhabdomyolysis, ischemic colitis, acute psychosis, hyperthermia, respiratory distress syndrome, and pericarditis.

Did you know?

Alcohol acts as a diuretic. Eight ounces of water is needed to metabolize just 1 ounce of alcohol.

Did you know?

Serum cholesterol testing in adults is recommended every 1 to 5 years. People with diabetes and a family history of high cholesterol should be tested even more frequently.

For a complete list of videos, visit our video library