Odpowiedź :
mC5H11COOH=6*12 u+12*1 u+2*16 u=116 u
72 u---x%
116 u---100%
x=62,07%C
12 u---x%
116 u---100%
x=10,34%H
100%-(62,07%+10,34%)=%O
%O=27,59%
mC5H11COOH=6*12 u+12*1 u+2*16 u=116 u
72 u---x%
116 u---100%
x=62,07%C
12 u---x%
116 u---100%
x=10,34%H
100%-(62,07%+10,34%)=%O
%O=27,59%