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AP Chemistry
1.2 Mass Spectra of Elements
IntermediateMCQGraphicalMathematical18.3k
Mass spectrum of an unknown pure element with peaks at \(m/z = 69\) and \(m/z = 71\).
Mass spectrum of an unknown pure element with peaks at \(m/z = 69\) and \(m/z = 71\).
A chemist analyzes a purified sample of an unknown element using a mass spectrometer. The resulting mass spectrum of the sample is shown below, displaying the isotopic distribution with all detected ions carrying a \(1+\) charge. Based on the mass spectrum, what is the average atomic mass of the element?

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