cuavang55
cuavang55
16.04.2021 • 
Chemistry

Choose all the answers that apply. Fluorine (F) has an atomic number of 9 and an atomic weight of 18.99. Fluorine has .

A) at least one isotope
B) 10 neutrons
C) 18 electrons
D) 9 protons
E) an atomic mass of 19

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