antonio61
antonio61 antonio61
  • 13-03-2020
  • Chemistry
contestada

9.
The atomic number of an element is the total number of which particles in the nucleus?
a. electrons
protons and electrons
neutrons
d. protons

Respuesta :

fussellk
fussellk fussellk
  • 13-03-2020

D - it is the number of protons in the nucleus

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