Resposta :
Resposta:Cf=1,52 g/L
Explicação:
V1=150 ml,C1=1,2 g/L,V2=100 ml,C2=2 g/L,Vf=?,Cf=?
Vf=V1+V2 Cf.Vf=C1.V1+V2.V2
Vf=150+100 250.Cf=1,2.150+2.100
Vf=250 ml 250.Cf=180+200
250.Cf=380
Cf=380/250
Cf=1,52 g/L
Resposta:Cf=1,52 g/L
Explicação:
V1=150 ml,C1=1,2 g/L,V2=100 ml,C2=2 g/L,Vf=?,Cf=?
Vf=V1+V2 Cf.Vf=C1.V1+V2.V2
Vf=150+100 250.Cf=1,2.150+2.100
Vf=250 ml 250.Cf=180+200
250.Cf=380
Cf=380/250
Cf=1,52 g/L