2NaOH+H2SO4=Na2SO4+2H2O
2KOH+H2SO4=K2SO4+2H2O
NaOH-X Na2SO4-2X
KOH-Y K2SO4-2Y
142X+174y=31,6
40x 2X+56x 2y=19,2
x=19,2-112y/80
142(19,2-112y)/40 +174y=31,6
y=0,1
x=19,2-112x0,1/80=0,1
mNaOH=0,2x40=8г W=8/19,2 x100%=41,7%
mKOH=0,2x56=11,2г. W=11,2/19,2 x100%=58,3
2NaOH+H2SO4=Na2SO4+2H2O
2KOH+H2SO4=K2SO4+2H2O
NaOH-X Na2SO4-2X
KOH-Y K2SO4-2Y
142X+174y=31,6
40x 2X+56x 2y=19,2
x=19,2-112y/80
142(19,2-112y)/40 +174y=31,6
y=0,1
x=19,2-112x0,1/80=0,1
mNaOH=0,2x40=8г W=8/19,2 x100%=41,7%
mKOH=0,2x56=11,2г. W=11,2/19,2 x100%=58,3