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mH20 = 70 g
ms = 10 g
Cp= ( ms/mr) * 100% mr= ms +mH20, mr = 80 g
Cp= (10:80) *100%
Cp= 12,5 %
Rozpuszczalność: 10 g substancji na 70 gram wody
mw = 70 g
ms = 10 g
mr = ms + mw
mr = 70 g + 10g = 80 g
Cp = * 100%
Cp = * 100%
Cp = 12,5%
Rozpuszczalność:
10 g --------- 70 g
x g ----------- 100 g
70x = 10*100
70x = 1000 / 70
x = 14,25 g substancji/ 100 g wody