ms1 = 250g
c1 =4%
m apa = 50g
c2=?%​


Răspuns :

Răspuns:

ms1=250

C1=4%

m apa = 50g

c2=?%

md==ms1×C/100=250×4/100=10g

ms2=10+50=60g

C2=10×100/60=16,67%