Refer to the Mass Spectrum of 2-Methylbutane Shown Below to Answer

question 71

Short Answer

Refer to the mass spectrum of 2-methylbutane shown below to answer the following question(s). Spectrum obtained from: SDBSWeb: http://www.aist.go.jp/RIODB/SDBS/
-The peak at a m/z of _____ represents the following species.
+CH₂CH₃

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Definitions:

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