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What distinguishes one atom from another?

a. the number of electrons in the outer shell

b. the number of protons in the outer shell

c. the number of neutrons in the outer shell

d. the number of protons in the nucleus

e. the number of electrons in the nucleus

f. the number neutrons in the nucleus

User ShaneOH
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1 Answer

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Answer:

D. the number of protons in the nucleus

User Bomortensen
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