Odpowiedź:
11.56%
Wyjaśnienie:
M KOH=39 g+16 g+1 g=56 g
56 g---1 mol
xg---0,7 mol
x=39,2 g
Dane:
ms=39,2 g
mr=300 g+39,2 g=339,2 g
Szukane:
Cp=?
Cp=ms*100%/mr
Obliczenia:
Cp=39,2g*100%/339,2 g
Cp=11,56%
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Verified answer
Odpowiedź:
11.56%
Wyjaśnienie:
M KOH=39 g+16 g+1 g=56 g
56 g---1 mol
xg---0,7 mol
x=39,2 g
Dane:
ms=39,2 g
mr=300 g+39,2 g=339,2 g
Szukane:
Cp=?
Cp=ms*100%/mr
Obliczenia:
Cp=39,2g*100%/339,2 g
Cp=11,56%