2KI + NaClO + H2SO4 -> I2 + NaCl + K2SO4 + H2O
2I(-) -2e -> I2(0) 1 ок-ие
в-ль
Cl(+) +2e -> Cl(-) 1 в-ие
ок-ль
<span>2K2CrO4 + 6K2S + 8H2O = 6S +10 KOH + 2Cr (OH)3</span>
2 C5H10 +15 O2=10 CO2 + 10 H2O
MC6H12O6=200·0.9=180kg
180kg xkg
C6H12O6=2C2H5OH+2CO2
180g 92g
x=180·92/180=92kg
92kg x²kg
C2H5OH+[O]=CH3COOH
46g 60g
x²=92·60/46=120kg