potpunim sagorevanjem 13,8g organskog jedinjenja koje sadrzi ugljenik, vodonik i kiseonik dobija se 26,4g ugljenik(iv)-oksida i 16,2g vode. koje je ovo organsko jedinjenje?
CO2 x:26,4=12:44 --> x=7,2g C H2O y:16,2=2:18 --> y=1,8g H 13,8-(7,2+1,8)=4,8g O n(C)=7,2/12=0,6 mol n(H)=1,8/1=1,8 mol n(O)=4,8/16=0,3 mol C:H:O=0,6:1,8:0,3 /:0,3 C:H:O=2:6:1 C2H6O-->C2H5OH etanol (to je najjednostavnije jedinjenje sa takvim odnosom atoma)
"A new scientific truth does not triumph by convincing opponents and making them see the light, but rather because its opponents eventually die, and a new generation grows up that is familiar with it"Max Planck
CO2x:26,4=12:44 --> x=7,2g
CO2
x:26,4=12:44 --> x=7,2g C
H2O
y:16,2=2:18 --> y=1,8g H
13,8-(7,2+1,8)=4,8g O
n(C)=7,2/12=0,6 mol
n(H)=1,8/1=1,8 mol
n(O)=4,8/16=0,3 mol
C:H:O=0,6:1,8:0,3 /:0,3
C:H:O=2:6:1
C2H6O-->C2H5OH etanol (to je najjednostavnije jedinjenje sa takvim odnosom atoma)
"A new scientific truth does not triumph by convincing opponents and making them see the light, but rather because its opponents eventually die, and a new generation grows up that is familiar with it" Max Planck