paigeheadley6671 paigeheadley6671
  • 24-01-2020
  • Chemistry
contestada

When the nucleus of an atom contains a constant number of protons but a variable number of neutrons, the atom is called a(n)?
1) element
2) isotope
3) valence
4) dalton

Respuesta :

limsophie
limsophie limsophie
  • 24-01-2020

Answer:

The atom is 2.) isotope

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