M(I2)=254г/моль
M(H2)=2г/моль
M(HI)=128г/моль
n(I2)=25.4/254=0.1моль
n(HI)=64/128=0.5моль
C(I2)=0.1/5=0.02моль/л
C(HI)=0.5/5=0.1моль/л
Kравн.=[HI]^2 / [H2][I2] = 20.
(0.1)^2 = [H2] * 0.02 * 20
[H2] = 0.01/ (0.02 * 20) = 0.025 моль/л
n(H2) = C*V = 0.025 * 5 = 0.125 моль
m(H2) = M*n= 2*0.125= 0.25г
M(I2)=254г/моль
M(H2)=2г/моль
M(HI)=128г/моль
n(I2)=25.4/254=0.1моль
n(HI)=64/128=0.5моль
C(I2)=0.1/5=0.02моль/л
C(HI)=0.5/5=0.1моль/л
Kравн.=[HI]^2 / [H2][I2] = 20.
(0.1)^2 = [H2] * 0.02 * 20
[H2] = 0.01/ (0.02 * 20) = 0.025 моль/л
n(H2) = C*V = 0.025 * 5 = 0.125 моль
m(H2) = M*n= 2*0.125= 0.25г