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SAT, 28.09.2021 15:40 1lilzomb

an unknown element x has the following isotopes: ²⁵x (80.50% abundant, mass = 25.03 amu) and ²⁷x (19.50% abundant, mass = 26.98 amu). what is the average atomic mass of x in amu?

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an unknown element x has the following isotopes: ²⁵x (80.50% abundant, mass = 25.03 amu) and ²⁷x (19...
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