earth science

An atom of element A has 75 protons. What would the element's atomic number be?

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  1. number of protons = atomic number and defines the element, like period.

    by the way "atomic mass" is the sum of the number of protons and neutrons.

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  2. so its 75? since you said the proton is the same as the atomic number.

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  3. Yes, 75
    By the way that is Rhenium

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  4. thankyou !

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