Ashars0ussogabrina Ashars0ussogabrina

23-04-2016
Chemistry

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The nucleus is:
a. the center of an atom
c. specified by mass number
b. specified by atomic number
d. all of the above

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23-04-2016

The Nucleus is the center of the atom. What specifies the atom number is the amount of protons it has so it wouldn't be B. The number of nucleons (both protons and neutrons) in the nucleus is the atom's mass number.

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