Seudónimo Seudónimo

08-02-2019
Physics

contestada

Which is NOT unique to each element?
A. proton number
B. atomic number
C. neutron number
D. chemical symbol

Respuesta :

08-02-2019

C. neutron number I believe because it doesn't matter how many neutrons something has it matters protons and electrons isn't an option so there is your answer C

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Can someone help me on this pls