Chemistry, 04.01.2021 07:50, deagupta

Element X has two known isotopes. If 83% of the sample weighs 76 amu and the remaining 17% weighs 73.6 amu, what is the atomic mass of element X

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Element X has two known isotopes. If 83% of the sample weighs 76 amu and the remaining 17% weighs 73...