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m= d x V
m=1,6 x 200
mr=320g
Cp=ms/mr x 100%
0,7=ms/320
ms=224 g H2SO4
Cp=70%
d=1,6g/cm³
mr=V*d
mr=200cm³*1,6g/cm³
mr=320g
Cp=(ms/mr)*100%
Cp=(ms*100%)/mr
Cp*mr=ms*100%
ms=(Cp*mr)/100%
ms=(70%*320g)/100%
ms=224g
Odp. W tym roztworze znajduję się 224g kwasu siarkowego (VI).
Dane:
V=200[cm3];
Cp=70%;
d=1,6[g/cm3];
m=Vd=200[cm3]*1,6[g/cm3]=320[g];
ms=(Cp*mr)/100%;
ms=(70*320)/100=224[g]H2SO4.
Odp.Znajduje się 224[g] H2SO4.