2KI + Cl2 --> 2KCl + I2
n(I2) = m/M = 0.254 / 254 = 0.001 моль
n(Cl2) = 0.001 моль
w(Cl2) = 22.4*0.001*100 /2 = 1.12%
2KI + Cl2 --> 2KCl + I2
n(I2) = m/M = 0.254 / 254 = 0.001 моль
n(Cl2) = 0.001 моль
w(Cl2) = 22.4*0.001*100 /2 = 1.12%