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Elena-2011 [213]
3 years ago
12

The number at the end of an isotope’s name is the ____ number. A) Atomic B)neutron C)mass D)electron

Chemistry
2 answers:
storchak [24]3 years ago
3 0
 each isotope of a given element has a different mass number. For example, carbon-12, carbon-13<span> and carbon-</span>14<span> are </span>three<span> isotopes of the element carbon with mass numbers </span>12<span>, </span>13<span> and </span>14<span> </span>
SOVA2 [1]3 years ago
3 0
I think mass but don't hold it against me.
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