Odpowiedź :
mr1=200 g
Cp1=20%
ms1=(Cp1*mr1)÷100%
ms1=(20%*200 g)÷100%=40 g
Nowy r-r:
ms2= 40 g+20 g=60 g
mr2= 200 g+20 g= 220 g
Cp2=(ms2÷mr2)*100%
Cp2=(60 g÷220g)*100%=27,27%
mr1=200 g
Cp1=20%
ms1=(Cp1*mr1)÷100%
ms1=(20%*200 g)÷100%=40 g
Nowy r-r:
ms2= 40 g+20 g=60 g
mr2= 200 g+20 g= 220 g
Cp2=(ms2÷mr2)*100%
Cp2=(60 g÷220g)*100%=27,27%