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ms=40g
mr=40g+260g=300g
Szukane:
Cp=?
Cp=ms*100%/mr
Obliczenia:
Cp=40g*100%/300g
Cp=13,33%
Masa roztworu (mr) - 40g + 260g = 300g
Stężenie roztworu (Cp) - ?
Cp = ms x 100% / mr
Cp = 40g x 100% / 300g
Cp ≈ 13,3%