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A hypothetical element has 2 isotopes - one with a mass of 64.23 amu and a percent abundance of 26.0% and the other has a

A hypothetical element has 2 isotopes - one with a mass of 64.23 amu and a percent abundance of 26.0% and the other has a mass of 65.32 amu and a percent abundance of 74.0%. What is the weight of the hypothetical element?

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