Odpowiedź :
[tex]5\% - 30g \\ 100\% - x \\ \\ x = \frac{100 \times 30}{5} = \frac{3000}{5} = \boxed{600g}[/tex]
mr=250g
Cp=5%
ms=?
250g roztworu stanowi 100%
x g roztworu stanowi 5%
250g/x g = 100%/5%
250g • 5%/100%
x=12,5
[tex]5\% - 30g \\ 100\% - x \\ \\ x = \frac{100 \times 30}{5} = \frac{3000}{5} = \boxed{600g}[/tex]
mr=250g
Cp=5%
ms=?
250g roztworu stanowi 100%
x g roztworu stanowi 5%
250g/x g = 100%/5%
250g • 5%/100%
x=12,5