m1(р-ра)=50*1,20=60г
m2(р-ра)=70*1,07=74,9г
m3(р-ра)=74,9+60=134,9г
m1(KOH)=60*22/100=13,2г
m2(KOH)=74,9*8/100=5,99г
w=(13,2+5,99)*100/134,9=14,226=14,2%
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m1(р-ра)=50*1,20=60г
m2(р-ра)=70*1,07=74,9г
m3(р-ра)=74,9+60=134,9г
m1(KOH)=60*22/100=13,2г
m2(KOH)=74,9*8/100=5,99г
w=(13,2+5,99)*100/134,9=14,226=14,2%