v=200cm3d=1,2g/cm3m=v*dm=200*1,2m = 240gmr=240gCp=15%ms=Cp*mr/100%ms=15*240/100ms = 36gPo dolaniu 60g wodymr=300gms=36gCp=ms*100%/mrCp=36*100/300Cp = 12%
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v=200cm3
d=1,2g/cm3
m=v*d
m=200*1,2
m = 240g
mr=240g
Cp=15%
ms=Cp*mr/100%
ms=15*240/100
ms = 36g
Po dolaniu 60g wody
mr=300g
ms=36g
Cp=ms*100%/mr
Cp=36*100/300
Cp = 12%