Odpowiedź :
Cp= 35%
ms= 70 g
Cp= (ms÷mr)*100%
Cp*mr= ms*100%
mr=(ms*100%)÷Cp
mr=(70 g*100%)÷35%= 200 g
mr= ms+mw
mw=mr-ms
mw= 200g-70g=130 g
Cp= 35%
ms= 70 g
Cp= (ms÷mr)*100%
Cp*mr= ms*100%
mr=(ms*100%)÷Cp
mr=(70 g*100%)÷35%= 200 g
mr= ms+mw
mw=mr-ms
mw= 200g-70g=130 g