matthewrenshaww
matthewrenshaww matthewrenshaww
  • 23-01-2019
  • Physics
contestada

How many neutrons does element X have if it’s atomic number is 21 and it’s mass number is 75

Respuesta :

bob705412 bob705412
  • 23-01-2019
54 is the amount of neutrons there would be
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