Chem week 1

The exercise was created 2024-03-10 by Ameliewestring. Question count: 20.

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  • mass number (m) protons + neutrons
  • atomic number (z) protons
  • positron positive electron
  • nucleogenesis creation of atoms in stars
  • N0 decay at starting point
  • Nt decay after t amount of time
  • k decay constant
  • A activity
  • N material
  • 14C half life 5730 years
  • bequerel integration per second
  • specific activity activity per gram
  • molar activity activity per mole
  • higher activity shorter half life
  • alpha decay n -2, z -2
  • beta decay n -1, z +1
  • positron emission n +1, z -1
  • electron capture n +1, z -1
  • neutron emission n -1, z 0
  • gamma decay n 0, z 0

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