Consider the Dimerization Reaction Below:
2A $\rightarrow$ A₂
Rate = K[A]²
When the Initial Concentration of a =

Consider the dimerization reaction below:
2A $\rightarrow$ A₂
Rate = k[A]²
When the initial concentration of A is 2.0 M,it requires 30 min for 60% of A to react.Calculate the rate constant.

A) 1.1 * 10^-3 M^-1.s^-1
B) 3.2 * 10^-4 M^-1.s^-1
C) 5.0 * 10^-4 M^-1.s^-1
D) 1.9* 10^-4 M^-1.s^-1
E) 4.2 * 10^-4 M^-1.s^-1