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5 votes
All isotopes of an element have a different number of ____.

a.
​orbital shells

b.
​neutrons

c.
​protons

d.
​electrons

e.
​atoms

User Horstling
by
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2 Answers

4 votes
B Neutrons

Protons and electrons have the same amount and atoms.
User Stef Geysels
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5 votes
Neutrons, B that is the answer
User Mardzis
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