Question

Precizati compozitia procentuala de...

Answer 1

CH3-COO-C6H5+NaOH--CH3COONa+C6H5OH              x a moli

CH3-CH2-COO-CH3+NaOH--CH3-CH2COONa+CH3OH    x b moli

c=n\V =V=3mol\l x4l =4*3=12 mol

8*12gC+8gH+32gO \mol=136 g\mol

4*12gC+8gH+32gO \mol=88g\mol

a+b=12

[136a+88b]=896