Z 200 gram 5 % roztworu odparowano 20 gram wody. Oblicz stężenie procentowe powstałego roztworu. ;)
mr1 = 200g
Cp1 = 5%
ms = ?
ms = Cp*mr/100%
ms= 5%*200g/100%
ms= 10g
mr2 = 200g - 20g = 180g
ms = 10g
Cp2 = 10g/180g *100%
Cp2 = 5,55%
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mr1 = 200g
Cp1 = 5%
ms = ?
ms = Cp*mr/100%
ms= 5%*200g/100%
ms= 10g
mr2 = 200g - 20g = 180g
ms = 10g
Cp2 = 10g/180g *100%
Cp2 = 5,55%