n(CH3COOH)=(200*0,3)/60=1моль; n(NH3)=6,72/22,4=0,3моль;
CH3COOH+NH3=CH3COONH4
1 1 1
Кислота в избытке!
n(CH3COOH)избытка =1-0,3=0,7моль;
0,7 0,7
CH3COOH+NaOH=CH3COONa+H2O
1 1
m(NaOH)=0,7*40=28г
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