For the reaction, Cl2 + 2I– → 2CI– + I2, the initial concentration of I– was 0.2 mol L– and the concentration after 20 minutes was 0.18 mol L-1. Then the rate of formation of I2 in mol L– min-1 will be
A. 1 x 10-3
B. 5 x 10-4
C. 1 x 10-4
D. 2 x 10-3
Answer:B
For the reaction, Cl2 + 2I– → 2CI– + I2, the initial concentration of I– was 0.2 mol L– and the concentration after 20 minutes was 0.18 mol L-1. Then the rate of formation of I2 in mol L– min-1 will be
A. 1 x 10-3 B. 5 x 10-4 C. 1 x 10-4 D. 2 x 10-3