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d1i1m1o1n [39]
3 years ago
11

Why do two isotopes of an element have the same atomic number but different mass numbers?

Chemistry
1 answer:
Arte-miy333 [17]3 years ago
7 0
Well to put simple. Isotopes have a different relative amount of neutrons . the more neutrons the more it weighs BUT it still is the same element

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