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How do you get the molecular formula from a mass spectrum. I understand the M+peak give molecular weight?

juelz

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Posts: 28

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11 years ago

How do you get the molecular formula from a mass spectrum. I understand the M+peak give molecular weight?

I just don't know how to go about getting the molecular formula with ;that info. Also what does it mean when they give "Elemental Analysis: C,90.51; H 9.49. Are those the only two elements the compound contains?

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BuggerFormic

wrote...

#1

11 years ago

if you add them together you get 100 % so it look like they are the only elements in the compound

you have given us enough data to calculate the empirical formula we need the value of the M+ to work out the molecular formula ...

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