Munurin millum rættingarnar hjá "Carboxylsýra"

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Rthomsen (kjak | íkøst)
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Rthomsen (kjak | íkøst)
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Linja 6:
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H-C=0 H-C-C=O H-C-C-C=O
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H H H
 
Methansýra Ethansýra Propansýra