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13-02-2021
Physics

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an atom possesses 18 protons and 20 electrons what is the net charge on the atom

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s355841 s355841

19-02-2021

Answer:

It's a neutral atom.

Explanation:

Atomic No. = Mass No. − No. of neutrons

Atomic No. = No. of protons = 18

Mass No. = Atomic No. + No. of Neutrons= 18 + 20 = 38

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