Ile soli znajduje się w 7,5kg roztworu 2%
x=7500g*0,02=150g
Odp.: W 7,5kg roztworu znajduje 150g soli.
7.5kg=7500g
ms=cp*mr/100%
ms=2*7500/100
ms=150g
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x=7500g*0,02=150g
Odp.: W 7,5kg roztworu znajduje 150g soli.
7.5kg=7500g
ms=cp*mr/100%
ms=2*7500/100
ms=150g