If the half life for a second order decomposition of HI is 15.4 s while the initial concentration of HI is .67M. Explain what is the rate constant for the reaction?
A. 1.0 *102 M-1S-1
B.4.5*10-2 M-1S-1
C. 9.7*10-2 M-1S-1
D. 2.2*10-2 M-1S-1
E. 3.8*10-2 M-1S-1