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romanna [79]
4 years ago
5

Isotopes have the same number of ____________ but a different number of _______________. Therefore their __________ _____ is the

same but their _________ _________ is different.
Chemistry
1 answer:
igor_vitrenko [27]4 years ago
3 0
They have the same number of "protons" but a different number of "neutrons" therefore their "atomic number" weight(or mass) is different 
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