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What is the atomic weight of a hypothetical element consisting of two isotopes, one with mass= 64.23 amu (36.00%), and one with mass=65.32 amu

What is the atomic weight of a hypothetical element consisting of two isotopes, one with mass= 64.23 amu (36.00%), and one with mass=65.32 amu ( 64.00%) ? [Topic: isotope and molecular weight] 64.93 amu 64.28 amu 64.80 amu 1 pts 65.23 amu

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