zmieszano ze sobą 3 roztwory kwasu 200g 15% i 300g 40%roztworu.oblicz cp powstałe po zmieszaniu .
100% --- 200g
15% --- 30g
300g- 100%
120g- 40%
Cp= ms *100% 150g * 100%
------------ ------------ = 30%
mr 500g
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100% --- 200g
15% --- 30g
300g- 100%
120g- 40%
Cp= ms *100% 150g * 100%
------------ ------------ = 30%
mr 500g