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Reptile [31]
2 years ago
9

Hello can u answer these quickly?

Chemistry
1 answer:
mars1129 [50]2 years ago
8 0

Answer:

1. 6electrons because in an a neutral atom, the number of electrons and protons are equal

2. Atomic number is 10

3. 15electrons, Atomic number 15,Mass number 32

4. 7protons, Atomic number 7

1. 15protons,16neutrons

2.Number of protons is 9, atomic number is 9

3.Number of protons is 27, Atomic number is 27

Explanation:

The mass number (A)=Atomic/proton number (Z)+Neutron number (N)

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