Odpowiedzi

2010-02-08T19:49:34+01:00
M C9H19OH = 9*12+20+16=144u
CnH2n+1COOH
12n+2n+1+12+32+1=144
14n = 144 -46
14n = 98
n=7
C7H15COOH - KWAS OKTANOWY
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