treywinstead123
treywinstead123 treywinstead123
  • 02-01-2018
  • Physics
contestada

How many neutrons does element X have if its atomic number is 33 and its mass number is 80?

Respuesta :

pmayl
pmayl pmayl
  • 02-01-2018
The number of neutrons is equal to the atomic mass, or mass number, minus the atomic number:
80 - 33 = 47 neutrons. 
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