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An atom is neutral. Its nucleus contains two protons and two neutrons. How
many electrons does the atom have?
A. Four
B. Two
C. Three
D.
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Respuesta :

zoya1307

Answer:

we need to know which atom you're talking about and then you need to say what the mass number is then we can tell how many electrons there are.

(I think)

Answer:

B it has 2 electrons

Explanation:

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