n H2 =0,3 mol
n NaOH =0,2 mol
=>n OH= n H+ =0,2 mol
=>n CH3COOH=0,2 mol
=>m CH3COOH=0,2.60=12g
->n C2H5OH=0,1 mol
=>m C2H5OH=4,6g
=>mC2H5OH=\(\dfrac{4,6}{4,6+12}100=27,71\%\)
=>maxit=72,29%
b)
CH3COOH+C2H5OH->CH3COOC2H5+H2O
0,1-------------0,1
=>H=82%
=>m CH3COOC2H5=0,082.88=7,216g