Chemistry, 29.08.2019 08:30, littlemisschris

An element can have atoms with different mass numbers but same chemical properties and some are also used in the field of medicine in the treatment of diseases.
-what are such element known as?
-define such elements and also write one example?
-give their one point of difference from isobars?

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An element can have atoms with different mass numbers but same chemical properties and some are also...