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madam [21]
3 years ago
12

What is the number of electrons in an atom that

Chemistry
2 answers:
Komok [63]3 years ago
8 0

Answer:

7 is answer.

Explanation:

therefore, the mass number of an atom with 3 protons,4 neutrons,and 3 electrons is 7.

I hope it's helpful!

wolverine [178]3 years ago
3 0

Answer:

(2)

Explanation:

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