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hjlf
2 years ago
7

Pls helpppp

Biology
1 answer:
sattari [20]2 years ago
3 0

1. Nucleus

2.Proton

3. Neutron

4. Mass

5. Proton

6 Proton

7 Electron

8. Electrical

9. Electrons

10 Nucleus

11 Cloud

12 Electrons

13 Neutrons

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