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An atom can be considered as having a dense nucleus of neutrons and protons and a surrounding distribution of electrons. If there are x neutrons y protons and z electrons what sort of relationship exists between x y and z in a small neutral atom? Where ? means approximately equals.

[A].	x = y ? z	[B].	x ? y = z
[C].	x = y = z	[D].	x = y-1 = z

Answer: Option B

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