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Author Question: The number of protons in the nucleus of an electrically neutral atom is equal to A) the number of ... (Read 133 times)

Frost2351

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on: Jul 29, 2018
The number of protons in the nucleus of an electrically neutral atom is equal to
 
  A) the number of neutrons in the nucleus.
  B) the number of neutrons surrounding the nucleus.
  C) the number of electrons surrounding the nucleus.
  D) the number of electrons in the nucleus.
  E) None of the other choices is correct.

Question 2

Two satellites with equal rest masses of 100 kg are traveling toward each other in deep space.
 
  They have identical speeds of 0.600c. The satellites collide and stick together. What is the rest mass of the combined object after the collision?
  A) 200 kg
  B) 225 kg
  C) 250 kg
  D) 275 kg
  E) 300 kg


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31809pancho

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Reply #1 on: Jul 29, 2018
Answer to Question 1

C

Answer to Question 2

C


Frost2351

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Reply 2 on: Jul 29, 2018
Gracias!

jackie

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Reply 3 on: Yesterday
Excellent

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