Author Question: How big is the nucleus of an atom? a. about 1 of the volume of the whole atom b. about a millionth ... (Read 109 times)

erika

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How big is the nucleus of an atom?
 a. about 1 of the volume of the whole atom
  b. about a millionth of the volume of the whole atom
  c. about a billionth of the volume of the whole atom
  d. about a trillionth of the volume of the whole atom

Question 2

Two isotopes have the same
 a. mass number
  b. neutron number
  c. atomic number
  d. quantum number
  e. none of the above



Melissahxx

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Answer to Question 1

D

Answer to Question 2

C



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