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dr=1,115 g/cm3
Cp=10%
vr=500cm3
Szukane;
ms?
mr?
mr=500cm3*1,115g/1 cm3
mr=557,5g
ms=10%*557,5g/100%
ms=55,75g
Odp.Potrzeba 55,75 g wodorotlenku.