Number of
Protons
Number of
Neutrons
Atomic
Number
Mass
Number<...
Chemistry, 29.10.2020 08:00 jamalnellum56
Number of
Protons
Number of
Neutrons
Atomic
Number
Mass
Number
Element
(symbol)
20
20
A
B
С
9
D
E
19
F
Using the periodic table, complete the table to describe each atom. Type in your answers.
A
B
Answers: 3
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