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28 June, 14:48

How is the mass number of an isotope expressed in the name of an atom?

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  1. 28 June, 16:04
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    The mass number of an isotope can be expressed by simply writing the name of the element or symbol followed by a hyphen and the mass number.

    Example:

    Carbon-13, Carbon-14

    Oxygen-17

    Uranium-235
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