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Chemistry, 27.01.2022 20:30 legendman27

A certain element contains 75% of an isotope of mass number X and 25% of an isotope of mass number Y. Select one or more:

The atomic weight of the element is closer to X than it is to Y.

The atomic weight of the element is closer to Y than it is to X.

The element is Manganese [atomic number 25].

The element is Osmium (atomic number 75).

The element is Tin [atomic number 50].

There is not enough information to tell which element is represented.

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