180g. ...........2×40
C6H12O6=2C2H5OH+2CO2
x.....................724.5
2.07 kg = ms (aplicam concentratia)
md = 2.07 ×35/100 = 0.7245 kg = 724.5 g
x=1630.125 g C6H12O6 = mp (aplicam randamentul )
mt = 1630.125 × 100/90 = 1.81125 kg = md
ms = 1.81125 ×100/20= 9.056 kg must