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Help me fill in theses top questions pls

Help me fill in theses top questions pls-example-1

1 Answer

2 votes
Left side is ( From top to bottom )

• Atomic number

• Symbol

• Name

• Atomic Mass

Right side is ( Top to bottom )

The atomic number is the number of protons in an element.

The atomic mass number is the number of protons plus the number of neutrons.

User Karen Fisher
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