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Question:

Why do radioactive isotopes emit radiation?

Why do radioactive isotopes emit radiation?

Answer:

Number one is C they have too low or too high ratio of protons to neutrons in the nucleus, under going beta decayUnless you know how many protons it has exactly it cannot be A or Belectrons have nothing to do with decay so D is out of the questionQuestion 2 is D all of the above I do not like the wording on C it does not lose energy it transfers it to its surroundings but I understand what it's trying to sayQuestion 3 A sheet of paper is sufficient to stop an alpha particleAll an alpha particle is a 4He which interacts with the air right away and dissipates quite rapidly.

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