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 152 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?

Nearly 31 million adults in America have a total cholesterol level that is more than 240 mg per dL.

Did you know?

Vaccines prevent between 2.5 and 4 million deaths every year.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

Tobacco depletes the body of vitamins A, C, and E, which can result in any of the following: dry hair, dry skin, dry eyes, poor growth, night blindness, abscesses, insomnia, fatigue, reproductive system problems, sinusitis, pneumonia, frequent respiratory problems, skin disorders, weight loss, rickets, osteomalacia, nervousness, muscle spasms, leg cramps, extremity numbness, bone malformations, decayed teeth, difficulty in walking, irritability, restlessness, profuse sweating, increased uric acid (gout), joint damage, damaged red blood cells, destruction of nerves, infertility, miscarriage, and many types of cancer.

Did you know?

Stroke kills people from all ethnic backgrounds, but the people at highest risk for fatal strokes are: black men, black women, Asian men, white men, and white women.

Messenger RNA (mRNA) carries genetic information from the nucleus to the cytoplasm for protein synth Messenger RNA (mRNA) carries genetic information from the nucleus to the cytoplasm for protein synth
Nicotine and Dopamine Release in the Nucleus Accumbens Nicotine and Dopamine Release in the Nucleus Accumbens
Nucleus. Nucleus.
The cell membrane, cytoplasm, nucleus, nucleolus, ribosomes, centrioles, mitochondria, endoplasmic ... The cell membrane, cytoplasm, nucleus, nucleolus, ribosomes, centrioles, mitochondria, endoplasmic ...
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
What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g? What is the isotopic atomic mass of an isotope if 9.7023 1022 atoms weighs 4.0256 g?
Video: Spermatogenesis Animation

For a complete list of videos, visit our video library