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Author Question: Rutherford assumed that the atomic nucleus was positively charged because ________. A) electrons ... (Read 155 times)

beccaep

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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


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vish98

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Reply #1 on: Aug 27, 2018
Answer to Question 1

D

Answer to Question 2

B


beccaep

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Reply #2 on: Aug 27, 2018
TY


vish98

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Reply #3 on: Aug 27, 2018
You're welcome


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