VA ROG !!!!!! plss CHIAR ACUM

Răspuns:
c= mdx100/ms, unde ms= md+m,apa
ro=m/v
ms=800g c=22%
---> md= cxms/100= 22x800/100g= 176g
ms=1250g c=16%
md= 1250x16/100g=200g
ms=roxv= 1,15g/mlx2000ml=2300g
md= 2300x10/100g= 230g