Question: (a) Why do most long-chain fatty acids show a large peak in the mass spectrum at m z60? (b) Use equations to explain the prominent

(a) Why do most long-chain fatty acids show a large peak in the mass spectrum at m z60?
(b) Use equations to explain the prominent peaks at m/z 74 and m/z 87 in the mass spectrum of 2-methylpentanoic acid.
(c) Why doesn't the mass spectrum of 2-methylpentanoic acid show a large peak at m>z 60?

100 CH CH CH CHCOOH CH 20 0 20 30 40 50 60 70 80 90 100 110 120 130 140 150 60

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