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Seudónimo
17-09-2020
Chemistry
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samisam7622
samisam7622
17-09-2020
A. Li also know as Lithium has 3 protons.
B. To find number of neutrons in a element you subtract number of protons by mass number.
C. Protons have a positive charge.
D. Electrons have a negative charge.
E. Neutrons have no charge and are neutral.
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