ms1?
Vs1?
c1= 96%
ro1=1,84g/ml
c2= 20%
ms2=100g
c2= md2x100/ms2=> 20/100= md2/100---> md2= 20g
in solutia 1, trebuie sa se gaseasca aceeasi masa de substanta dizolvata-> ms1=md2= 20g
96/100= 20/ms1--> ms1= 20.8g
ro= m/v--> Vs1= m1/ro1=> 20,8g/1,84g/ml=................calculeaza !!!!