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Author Question: Two nuclei which share the same mass number A always are (Hint: Eliminate any wrong answers.) a. ... (Read 2016 times)

RODY.ELKHALIL

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on: Jul 28, 2018
Two nuclei which share the same mass number A always are (Hint: Eliminate any wrong answers.)
 a. stable. b. unstable. c. isotopes.
  d. isobars.
  e. radioactive.

Question 2

Heavy nuclei are unstable because
 a. each nucleon is a separate particle that is not acted on by the nuclear force. b. there are not enough protons present relative to the number of neutrons for the electrical force to be strong enough.
  c. the nuclear force dominates the Coulomb repulsive force at distances less than 2 fm, but falls off rapidly at greater distances.
  d. nuclei are stable only when the number of neutrons equals the number of protons.
  e. nuclei are stable only when the number of protons exceeds the number of neutrons.


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Danny Ewald

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Reply #1 on: Jul 28, 2018
Answer to Question 1

D

Answer to Question 2

C


RODY.ELKHALIL

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Reply 2 on: Jul 28, 2018
Gracias!

bdobbins

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Reply 3 on: Yesterday
Excellent

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