100 dm3 amoniaku odmierzonego w warunkach normal. rozpuszczono w 1dm3 wody. Oblicz Cp otrzymanego roztworu.
Dane: Szukane:Cp=?
Vs=100 dm3
Vrozp=1dm3=1kg=1000g
ds=0,8 g/dm3
d=m/V
m=d*V
ms=0,8*100=80g
mr=ms+mrozp
mr=1000+80=1080g
Cp=ms/mr*100%
Cp=80/1080*100=ok. 7,4%
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Dane: Szukane:Cp=?
Vs=100 dm3
Vrozp=1dm3=1kg=1000g
ds=0,8 g/dm3
d=m/V
m=d*V
ms=0,8*100=80g
mr=ms+mrozp
mr=1000+80=1080g
Cp=ms/mr*100%
Cp=80/1080*100=ok. 7,4%