bigbrotheralston bigbrotheralston
  • 14-10-2020
  • Chemistry
contestada

18. Which of these is an ion?
A. Fluorine with 9 protons
B. Calcium with 18 electrons
C. Calcium with 18 neutrons
D. Fluorine with 9 neutrons

Respuesta :

johnjackeon245 johnjackeon245
  • 14-10-2020
It is c. Calcium with 18 neutrons
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