Question: An element has three naturally occurring isotopes with the following masses and abundances: Isotopic Mass (amu) Fractional Abundance 38.964 0.9326 39.964 1.000 104 40.962

An element has three naturally occurring isotopes with the following masses and abundances:
Isotopic Mass (amu) Fractional Abundance
38.964……………………………… 0.9326
39.964……………………………… 1.000 × 10–4
40.962……………………………… 0.0673
Calculate the atomic mass of this element. What is the identity of the element?

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