A mass spectrometer give the signals for three fictional isotopes, X40, X41, and X42. The peaks report areas of 25.934% for X40 and 47.983% for X41. Calculate what is the franctional abundance for X42 to five sig figs and then the average atomic mass of the components to 4 sig figs.

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Mass Spectrometry

This process is an instrumental method in which a sample is changed to fast moving positive ions by electron bombardment. The charged particles vary due to their different mass to charge ratio and are estimated with the help of this difference. It is also called mass spectroscopy.