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An atom has an atomic number 17 and atomic mass number 35. How many neutrons are present in its nucleus? A. 17 B. 18 c. 35
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An atom has an atomic number 17 and atomic mass number 35. How many neutrons are present in its nucleus?

A. 17
B. 18
c. 35

User AymericM
by
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1 Answer

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B, 18 (mass number) - (atomic number) = neutrons in the nucleus
User Mona Baharlou
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