anaguzman
anaguzman anaguzman
  • 23-09-2017
  • Chemistry
contestada

HELP ASAP PLEASE!!!
The discovery of isotopes led to the discovery of _____.

a. electrons
b. neutrons
c. atoms
d. protons

Respuesta :

Аноним Аноним
  • 23-09-2017
The answer is B. Neutrons

Hope this helps
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