neutralna so

Immortalius's picture

Koliko grama neutralne soli nastaje u reackiji 200cm3 rastvora acetatne kiseline koncentracije 0.3 mol/dm3 i dogovarajuce kolicine olovo (II) hidroksida?(Pb=207)

milicaradenkovic's picture

2CH3COOH+Pb(OH)2------------------>Pb(CH3COO)2+2H2O

n=c*V=0.2*0.3=0.06 mol

n(soli)=n=0.06 mol

m(soli)=n(soli)*Mr=0.06*325=19.5 g