TheBigDilf
TheBigDilf TheBigDilf
  • 12-11-2019
  • Physics
contestada

an alpha particle

1) is identical to a helium nucleus
2) can penetrate a sheet of aluminum
3) has a negative charge
4) all of these

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AL2006
AL2006 AL2006
  • 12-11-2019

An alpha particle  is identical to a helium nucleus ... 2 protons, 2 neutrons. (1)

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