Question

In the presence of large excesses of I^-1 ion, the following set of data is obtained. What is the average rate of disappearance of H2O2(aq) in M/s in the first 45.0 seconds of the reaction if 1.00L of H2O2 reacts at 25C and 1.00atm pressure?Time(s) | O2(g) Collected (mL)0.0 0.045.0 2.0090.0 4.00135.0 6.00A) 9.09 x 10^-7B) 1.64 x 10^4C) 4.33 x 10^-5D) 3.63 x 10^-6