Substance
Number of Protons
Number of
Electrons
2.
3
lithium
fl...
Chemistry, 16.06.2021 23:10 zuleromanos
Substance
Number of Protons
Number of
Electrons
2.
3
lithium
fluorine
9
10
19
potassium
sulfur
19
18
16
19. Which substance is electrically neutral?
A. lithium
B. fluorine
Β
C. potassium
D. sulfur
20. Which substance has an overall I'charge?
Answers: 2
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