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Homework Help: Nuclear decay processes

  1. Nov 2, 2017 #1
    Could I please check if my answers to the following three questions are correct? My answers are in bold.

    1. How would you expect 39Ca to decay?
    a) β+ or electron capture (EC)
    b) Electron capture only
    c) β-
    d) α

    2. How would you expect 39Ar to decay?
    a) β+ or electron capture (EC)
    b) Electron capture only
    c) β-
    d) α

    3. How would you expect 40K to decay?
    a) β+ or electron capture (EC)
    b) β-
    c) α
    d) Both β- and β+/EC
     
  2. jcsd
  3. Nov 2, 2017 #2

    mfb

    User Avatar
    2017 Award

    Staff: Mentor

    Wikipedia has lists of isotopes where you can check the answers, e.g. isotopes of calcium.
     
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