From the following data find rate constant of decomposition of H2O2 in aqueous solution Time (in minutes) Volume (in cc of KMnO4) 22.8 13.3 8.25

0 t V 1 K In t V 0 4 t 4 0 t 1 V Volumeof KMnO usedat t 0 V Volume of KMnO usedat t t For t 10minutesV 22.8,V 13.3 2.303 22.8 k log 0.05 10 13.3 Rateconstant 0.05s