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21-02-2016
Chemistry

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The atomic nucleus contains __________.
a. protons and electrons
c. protons and neutrons
b. electrons and neutrons
d. protons, neutrons, and electrons

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Аноним Аноним

21-02-2016

The atomic nucleus contains the protons and neutrons, which take up most of an atoms mass.

Answer: c. protons and neutrons

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