oblicz stężenie procętowe700gw30%roztworu soli do którego dosypano150gsoli
mr1= 700g
Cp1= 30%
mr2=?
Cp2=?
Cp1= ms1*100%/mr1
ms1= 30% * 700g/ 100%
ms1= 210g
ms2= 210g+150g= 360g
mr2= 700g+150g= 850g
Cp2= 360g * 100%/ 850g
Cp2= 42,36%
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mr1= 700g
Cp1= 30%
mr2=?
Cp2=?
Cp1= ms1*100%/mr1
ms1= 30% * 700g/ 100%
ms1= 210g
ms2= 210g+150g= 360g
mr2= 700g+150g= 850g
Cp2= 360g * 100%/ 850g
Cp2= 42,36%