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ella [17]
3 years ago
8

Help me with this I don’t understand it

Chemistry
1 answer:
Katyanochek1 [597]3 years ago
7 0

4. Gold: 79 Protons 118 Neutrons 79 Electrons

Potassium: Protons 19 Neutrons 20 19 Electrons

Copper: Protons 29 Neutrons 35 electrons 29

Oxygen: Protons 8 Neutrons 8 Electrons 8

Argon: Protons 18 Neutrons 22 Electrons 18

And for the Element with the symbol Ca: Calcium: Protons 20 Neutrons 20 Electrons 20


1. Atomic Number

2. Atomic Mass

3. How many protons are in the atom or in other words the atomic number.



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