Odpowiedzi

2009-05-31T18:17:42+02:00
2kg - 2000g

2000g - x
100g - 5g

x = 2000g*5g/100g
x - 100g
ms = 100g

lub

Cp = ms/mr *100%
ms = Cp*mr/100%
ms = 5%*2000g/100%
ms=100g
2 4 2