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26-03-2021
Chemistry

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If E is the symbol for an element, which two of the following symbols represent isotopes of the same element?

If E is the symbol for an element which two of the following symbols represent isotopes of the same element class=

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jeonjungkook1997 jeonjungkook1997

26-03-2021

Answer:

1 and 4

Explanation:

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