Odpowiedź:
,5%....... ........5g 7,5%
........5%
0%.......... .........2,5g 0%
Cp=ms*100%/mr
ms=Cp*mr/100%
ms=7,5*200/100%
ms=15g
5g---------2,5g
15g---------x
x=7,5g H2O
7,5g-2,5g=5gH2O
d=m/v
V=m/d
V=5/1
V=5cm3
Wyjaśnienie:
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Odpowiedź:
,5%....... ........5g 7,5%
........5%
0%.......... .........2,5g 0%
Cp=ms*100%/mr
ms=Cp*mr/100%
ms=7,5*200/100%
ms=15g
5g---------2,5g
15g---------x
x=7,5g H2O
7,5g-2,5g=5gH2O
d=m/v
V=m/d
V=5/1
V=5cm3
Wyjaśnienie: