Question

Prosze o rozwiazanie tego testu ...

Answer 1

1.
ms=Cp*mr/100%
Cp=3,5%
mr=50kg=50000g
ms=3,5%*50000g/100%=1750g

2. 
mr=ms+mw
ms=40g
mw=260g
mr=40g*260g=300g
Cp=ms*100%/mr
Cp=40g*100%/300=13,33%

3.
mr=ms+mw
ms=60g
mw=100g
mr=60g+100g=160g
Cp=ms*100%/mr
Cp=60g*100%/160=37,5%