Zad.1
a) mr = 100g
Cp = 15%
ms = 15%*100g /:100% = 15g
b) mr = 200g
Cp = 5%
ms = 5%*200g /:100% = 10g
c) mr = 50g
Cp = 6%
ms = 6%*50g /:100% = 3g
d) mr = 150g
Cp = 10%
ms = 10%*150g /:100% = 15g
Zad.2
mw = 180g
ms = 20g
mr = 180g + 20g = 200g
Cp = 20g/:200g *100% = 10%